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Finding the Fourth Proportional to 44,953.52, 67,397 and 21,557.68

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Solution

The fourth proportional to 44,953.52, 67,397 and 21,557.68 is: 32,320.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,953.52 : 67,397 = 21,557.68 : x
  2. Step 2: Convert to fraction form
    44,953.52/67,397 = 21,557.68/x
  3. Step 3: Cross multiply
    44,953.52x = 67,397 × 21,557.68
  4. Step 4: Simplify right side
    44,953.52x = 1,452,922,958.96
  5. Step 5: Solve for x
    x = 1,452,922,958.96/44,953.52
  6. Step 6: Final answer
    x = 32,320.56

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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.