Home / 42,076.29-63,114.99-13,996.35

Finding the Fourth Proportional to 42,076.29, 63,114.99 and 13,996.35

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Solution

The fourth proportional to 42,076.29, 63,114.99 and 13,996.35 is: 20,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,076.29 : 63,114.99 = 13,996.35 : x
  2. Step 2: Convert to fraction form
    42,076.29/63,114.99 = 13,996.35/x
  3. Step 3: Cross multiply
    42,076.29x = 63,114.99 × 13,996.35
  4. Step 4: Simplify right side
    42,076.29x = 883,379,490.29
  5. Step 5: Solve for x
    x = 883,379,490.29/42,076.29
  6. Step 6: Final answer
    x = 20,994.71

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.