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Finding the Fourth Proportional to 57,507.39, 79,354.76 and 32,355.27

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Solution

The fourth proportional to 57,507.39, 79,354.76 and 32,355.27 is: 44,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,507.39 : 79,354.76 = 32,355.27 : x
  2. Step 2: Convert to fraction form
    57,507.39/79,354.76 = 32,355.27/x
  3. Step 3: Cross multiply
    57,507.39x = 79,354.76 × 32,355.27
  4. Step 4: Simplify right side
    57,507.39x = 2,567,544,523.81
  5. Step 5: Solve for x
    x = 2,567,544,523.81/57,507.39
  6. Step 6: Final answer
    x = 44,647.21

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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.