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Finding the Fourth Proportional to 40,434.16, 60,662.22 and 22,916.29

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Solution

The fourth proportional to 40,434.16, 60,662.22 and 22,916.29 is: 34,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,434.16 : 60,662.22 = 22,916.29 : x
  2. Step 2: Convert to fraction form
    40,434.16/60,662.22 = 22,916.29/x
  3. Step 3: Cross multiply
    40,434.16x = 60,662.22 × 22,916.29
  4. Step 4: Simplify right side
    40,434.16x = 1,390,153,025.56
  5. Step 5: Solve for x
    x = 1,390,153,025.56/40,434.16
  6. Step 6: Final answer
    x = 34,380.66

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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.