Home / 39,436.91-59,155.88-11,357.43

Finding the Fourth Proportional to 39,436.91, 59,155.88 and 11,357.43

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Solution

The fourth proportional to 39,436.91, 59,155.88 and 11,357.43 is: 17,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.91 : 59,155.88 = 11,357.43 : x
  2. Step 2: Convert to fraction form
    39,436.91/59,155.88 = 11,357.43/x
  3. Step 3: Cross multiply
    39,436.91x = 59,155.88 × 11,357.43
  4. Step 4: Simplify right side
    39,436.91x = 671,858,766.19
  5. Step 5: Solve for x
    x = 671,858,766.19/39,436.91
  6. Step 6: Final answer
    x = 17,036.29

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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.