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Finding the Fourth Proportional to 57,507.56, 79,359.62 and 32,357

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Solution

The fourth proportional to 57,507.56, 79,359.62 and 32,357 is: 44,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,507.56 : 79,359.62 = 32,357 : x
  2. Step 2: Convert to fraction form
    57,507.56/79,359.62 = 32,357/x
  3. Step 3: Cross multiply
    57,507.56x = 79,359.62 × 32,357
  4. Step 4: Simplify right side
    57,507.56x = 2,567,839,224.34
  5. Step 5: Solve for x
    x = 2,567,839,224.34/57,507.56
  6. Step 6: Final answer
    x = 44,652.20

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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.