Home / 40,587.60-56,006.78-27,851.72

Finding the Fourth Proportional to 40,587.60, 56,006.78 and 27,851.72

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Solution

The fourth proportional to 40,587.60, 56,006.78 and 27,851.72 is: 38,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,587.60 : 56,006.78 = 27,851.72 : x
  2. Step 2: Convert to fraction form
    40,587.60/56,006.78 = 27,851.72/x
  3. Step 3: Cross multiply
    40,587.60x = 56,006.78 × 27,851.72
  4. Step 4: Simplify right side
    40,587.60x = 1,559,885,154.66
  5. Step 5: Solve for x
    x = 1,559,885,154.66/40,587.60
  6. Step 6: Final answer
    x = 38,432.55

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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.