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Finding the Fourth Proportional to 57,824.28, 79,798.50 and 32,674.32

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Solution

The fourth proportional to 57,824.28, 79,798.50 and 32,674.32 is: 45,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,824.28 : 79,798.50 = 32,674.32 : x
  2. Step 2: Convert to fraction form
    57,824.28/79,798.50 = 32,674.32/x
  3. Step 3: Cross multiply
    57,824.28x = 79,798.50 × 32,674.32
  4. Step 4: Simplify right side
    57,824.28x = 2,607,361,724.52
  5. Step 5: Solve for x
    x = 2,607,361,724.52/57,824.28
  6. Step 6: Final answer
    x = 45,091.12

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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.