Home / 42,085.98-63,125.19-13,996.94

Finding the Fourth Proportional to 42,085.98, 63,125.19 and 13,996.94

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Solution

The fourth proportional to 42,085.98, 63,125.19 and 13,996.94 is: 20,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,085.98 : 63,125.19 = 13,996.94 : x
  2. Step 2: Convert to fraction form
    42,085.98/63,125.19 = 13,996.94/x
  3. Step 3: Cross multiply
    42,085.98x = 63,125.19 × 13,996.94
  4. Step 4: Simplify right side
    42,085.98x = 883,559,181.29
  5. Step 5: Solve for x
    x = 883,559,181.29/42,085.98
  6. Step 6: Final answer
    x = 20,994.15

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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.