Home / 39,862.17-59,803.59-11,781.09

Finding the Fourth Proportional to 39,862.17, 59,803.59 and 11,781.09

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Solution

The fourth proportional to 39,862.17, 59,803.59 and 11,781.09 is: 17,674.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,862.17 : 59,803.59 = 11,781.09 : x
  2. Step 2: Convert to fraction form
    39,862.17/59,803.59 = 11,781.09/x
  3. Step 3: Cross multiply
    39,862.17x = 59,803.59 × 11,781.09
  4. Step 4: Simplify right side
    39,862.17x = 704,551,476.11
  5. Step 5: Solve for x
    x = 704,551,476.11/39,862.17
  6. Step 6: Final answer
    x = 17,674.69

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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.