Home / 38,541.36-57,811.13-17,764.86

Finding the Fourth Proportional to 38,541.36, 57,811.13 and 17,764.86

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Solution

The fourth proportional to 38,541.36, 57,811.13 and 17,764.86 is: 26,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,541.36 : 57,811.13 = 17,764.86 : x
  2. Step 2: Convert to fraction form
    38,541.36/57,811.13 = 17,764.86/x
  3. Step 3: Cross multiply
    38,541.36x = 57,811.13 × 17,764.86
  4. Step 4: Simplify right side
    38,541.36x = 1,027,006,630.89
  5. Step 5: Solve for x
    x = 1,027,006,630.89/38,541.36
  6. Step 6: Final answer
    x = 26,646.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.