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Finding the Fourth Proportional to 40,061.16, 60,095.16 and 10,478.97

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Solution

The fourth proportional to 40,061.16, 60,095.16 and 10,478.97 is: 15,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.16 : 60,095.16 = 10,478.97 : x
  2. Step 2: Convert to fraction form
    40,061.16/60,095.16 = 10,478.97/x
  3. Step 3: Cross multiply
    40,061.16x = 60,095.16 × 10,478.97
  4. Step 4: Simplify right side
    40,061.16x = 629,735,378.79
  5. Step 5: Solve for x
    x = 629,735,378.79/40,061.16
  6. Step 6: Final answer
    x = 15,719.35

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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.