Home / 39,538.07-59,310.13-11,458.50

Finding the Fourth Proportional to 39,538.07, 59,310.13 and 11,458.50

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Solution

The fourth proportional to 39,538.07, 59,310.13 and 11,458.50 is: 17,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,538.07 : 59,310.13 = 11,458.50 : x
  2. Step 2: Convert to fraction form
    39,538.07/59,310.13 = 11,458.50/x
  3. Step 3: Cross multiply
    39,538.07x = 59,310.13 × 11,458.50
  4. Step 4: Simplify right side
    39,538.07x = 679,605,124.61
  5. Step 5: Solve for x
    x = 679,605,124.61/39,538.07
  6. Step 6: Final answer
    x = 17,188.63

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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.