Home / 32,760.74-45,209.82-18,613.60

Finding the Fourth Proportional to 32,760.74, 45,209.82 and 18,613.60

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Solution

The fourth proportional to 32,760.74, 45,209.82 and 18,613.60 is: 25,686.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,760.74 : 45,209.82 = 18,613.60 : x
  2. Step 2: Convert to fraction form
    32,760.74/45,209.82 = 18,613.60/x
  3. Step 3: Cross multiply
    32,760.74x = 45,209.82 × 18,613.60
  4. Step 4: Simplify right side
    32,760.74x = 841,517,505.55
  5. Step 5: Solve for x
    x = 841,517,505.55/32,760.74
  6. Step 6: Final answer
    x = 25,686.77

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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.