Home / 39,652.70-59,479.06-13,355.24

Finding the Fourth Proportional to 39,652.70, 59,479.06 and 13,355.24

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Solution

The fourth proportional to 39,652.70, 59,479.06 and 13,355.24 is: 20,032.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,652.70 : 59,479.06 = 13,355.24 : x
  2. Step 2: Convert to fraction form
    39,652.70/59,479.06 = 13,355.24/x
  3. Step 3: Cross multiply
    39,652.70x = 59,479.06 × 13,355.24
  4. Step 4: Simplify right side
    39,652.70x = 794,357,121.27
  5. Step 5: Solve for x
    x = 794,357,121.27/39,652.70
  6. Step 6: Final answer
    x = 20,032.86

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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.