Home / 32,454.66-44,780.36-21,122.96

Finding the Fourth Proportional to 32,454.66, 44,780.36 and 21,122.96

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Solution

The fourth proportional to 32,454.66, 44,780.36 and 21,122.96 is: 29,145.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,454.66 : 44,780.36 = 21,122.96 : x
  2. Step 2: Convert to fraction form
    32,454.66/44,780.36 = 21,122.96/x
  3. Step 3: Cross multiply
    32,454.66x = 44,780.36 × 21,122.96
  4. Step 4: Simplify right side
    32,454.66x = 945,893,753.07
  5. Step 5: Solve for x
    x = 945,893,753.07/32,454.66
  6. Step 6: Final answer
    x = 29,145.08

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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.