Home / 39,648.60-59,479.02-13,351.32

Finding the Fourth Proportional to 39,648.60, 59,479.02 and 13,351.32

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Solution

The fourth proportional to 39,648.60, 59,479.02 and 13,351.32 is: 20,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.60 : 59,479.02 = 13,351.32 : x
  2. Step 2: Convert to fraction form
    39,648.60/59,479.02 = 13,351.32/x
  3. Step 3: Cross multiply
    39,648.60x = 59,479.02 × 13,351.32
  4. Step 4: Simplify right side
    39,648.60x = 794,123,429.31
  5. Step 5: Solve for x
    x = 794,123,429.31/39,648.60
  6. Step 6: Final answer
    x = 20,029.04

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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.