Home / 39,340.10-59,021.09-17,155.43

Finding the Fourth Proportional to 39,340.10, 59,021.09 and 17,155.43

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Solution

The fourth proportional to 39,340.10, 59,021.09 and 17,155.43 is: 25,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,340.10 : 59,021.09 = 17,155.43 : x
  2. Step 2: Convert to fraction form
    39,340.10/59,021.09 = 17,155.43/x
  3. Step 3: Cross multiply
    39,340.10x = 59,021.09 × 17,155.43
  4. Step 4: Simplify right side
    39,340.10x = 1,012,531,925.80
  5. Step 5: Solve for x
    x = 1,012,531,925.80/39,340.10
  6. Step 6: Final answer
    x = 25,737.91

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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.