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Finding the Fourth Proportional to 57,733.76, 79,654.92 and 33,532.40

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Solution

The fourth proportional to 57,733.76, 79,654.92 and 33,532.40 is: 46,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,733.76 : 79,654.92 = 33,532.40 : x
  2. Step 2: Convert to fraction form
    57,733.76/79,654.92 = 33,532.40/x
  3. Step 3: Cross multiply
    57,733.76x = 79,654.92 × 33,532.40
  4. Step 4: Simplify right side
    57,733.76x = 2,671,020,639.41
  5. Step 5: Solve for x
    x = 2,671,020,639.41/57,733.76
  6. Step 6: Final answer
    x = 46,264.45

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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.