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Finding the Fourth Proportional to 57,668.60, 79,569.06 and 32,513.24

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Solution

The fourth proportional to 57,668.60, 79,569.06 and 32,513.24 is: 44,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,668.60 : 79,569.06 = 32,513.24 : x
  2. Step 2: Convert to fraction form
    57,668.60/79,569.06 = 32,513.24/x
  3. Step 3: Cross multiply
    57,668.60x = 79,569.06 × 32,513.24
  4. Step 4: Simplify right side
    57,668.60x = 2,587,047,944.35
  5. Step 5: Solve for x
    x = 2,587,047,944.35/57,668.60
  6. Step 6: Final answer
    x = 44,860.60

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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.