Home / 32,330.74-44,618.25-21,557.02

Finding the Fourth Proportional to 32,330.74, 44,618.25 and 21,557.02

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Solution

The fourth proportional to 32,330.74, 44,618.25 and 21,557.02 is: 29,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,330.74 : 44,618.25 = 21,557.02 : x
  2. Step 2: Convert to fraction form
    32,330.74/44,618.25 = 21,557.02/x
  3. Step 3: Cross multiply
    32,330.74x = 44,618.25 × 21,557.02
  4. Step 4: Simplify right side
    32,330.74x = 961,836,507.62
  5. Step 5: Solve for x
    x = 961,836,507.62/32,330.74
  6. Step 6: Final answer
    x = 29,749.91

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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.