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Finding the Fourth Proportional to 38,266.48, 57,402.96 and 10,564.48

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Solution

The fourth proportional to 38,266.48, 57,402.96 and 10,564.48 is: 15,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266.48 : 57,402.96 = 10,564.48 : x
  2. Step 2: Convert to fraction form
    38,266.48/57,402.96 = 10,564.48/x
  3. Step 3: Cross multiply
    38,266.48x = 57,402.96 × 10,564.48
  4. Step 4: Simplify right side
    38,266.48x = 606,432,422.86
  5. Step 5: Solve for x
    x = 606,432,422.86/38,266.48
  6. Step 6: Final answer
    x = 15,847.61

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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.