Home / 39,835.52-59,753.28-13,559.12

Finding the Fourth Proportional to 39,835.52, 59,753.28 and 13,559.12

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Solution

The fourth proportional to 39,835.52, 59,753.28 and 13,559.12 is: 20,338.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,835.52 : 59,753.28 = 13,559.12 : x
  2. Step 2: Convert to fraction form
    39,835.52/59,753.28 = 13,559.12/x
  3. Step 3: Cross multiply
    39,835.52x = 59,753.28 × 13,559.12
  4. Step 4: Simplify right side
    39,835.52x = 810,201,893.91
  5. Step 5: Solve for x
    x = 810,201,893.91/39,835.52
  6. Step 6: Final answer
    x = 20,338.68

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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.