Home / 32,064.20-44,254.68-21,143.12

Finding the Fourth Proportional to 32,064.20, 44,254.68 and 21,143.12

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Solution

The fourth proportional to 32,064.20, 44,254.68 and 21,143.12 is: 29,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,064.20 : 44,254.68 = 21,143.12 : x
  2. Step 2: Convert to fraction form
    32,064.20/44,254.68 = 21,143.12/x
  3. Step 3: Cross multiply
    32,064.20x = 44,254.68 × 21,143.12
  4. Step 4: Simplify right side
    32,064.20x = 935,681,788.53
  5. Step 5: Solve for x
    x = 935,681,788.53/32,064.20
  6. Step 6: Final answer
    x = 29,181.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.