Home / 39,918.60-59,882.52-13,266.97

Finding the Fourth Proportional to 39,918.60, 59,882.52 and 13,266.97

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Solution

The fourth proportional to 39,918.60, 59,882.52 and 13,266.97 is: 19,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,918.60 : 59,882.52 = 13,266.97 : x
  2. Step 2: Convert to fraction form
    39,918.60/59,882.52 = 13,266.97/x
  3. Step 3: Cross multiply
    39,918.60x = 59,882.52 × 13,266.97
  4. Step 4: Simplify right side
    39,918.60x = 794,459,596.36
  5. Step 5: Solve for x
    x = 794,459,596.36/39,918.60
  6. Step 6: Final answer
    x = 19,901.99

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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.