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Finding the Fourth Proportional to 57,700.92, 79,627.86 and 33,828.24

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Solution

The fourth proportional to 57,700.92, 79,627.86 and 33,828.24 is: 46,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.92 : 79,627.86 = 33,828.24 : x
  2. Step 2: Convert to fraction form
    57,700.92/79,627.86 = 33,828.24/x
  3. Step 3: Cross multiply
    57,700.92x = 79,627.86 × 33,828.24
  4. Step 4: Simplify right side
    57,700.92x = 2,693,670,358.77
  5. Step 5: Solve for x
    x = 2,693,670,358.77/57,700.92
  6. Step 6: Final answer
    x = 46,683.32

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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.