Home / 42,666.25-63,996.98-13,084.01

Finding the Fourth Proportional to 42,666.25, 63,996.98 and 13,084.01

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Solution

The fourth proportional to 42,666.25, 63,996.98 and 13,084.01 is: 19,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,666.25 : 63,996.98 = 13,084.01 : x
  2. Step 2: Convert to fraction form
    42,666.25/63,996.98 = 13,084.01/x
  3. Step 3: Cross multiply
    42,666.25x = 63,996.98 × 13,084.01
  4. Step 4: Simplify right side
    42,666.25x = 837,336,740.88
  5. Step 5: Solve for x
    x = 837,336,740.88/42,666.25
  6. Step 6: Final answer
    x = 19,625.27

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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.