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Finding the Fourth Proportional to 57,212.17, 85,824.02 and 15,095.16

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Solution

The fourth proportional to 57,212.17, 85,824.02 and 15,095.16 is: 22,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,212.17 : 85,824.02 = 15,095.16 : x
  2. Step 2: Convert to fraction form
    57,212.17/85,824.02 = 15,095.16/x
  3. Step 3: Cross multiply
    57,212.17x = 85,824.02 × 15,095.16
  4. Step 4: Simplify right side
    57,212.17x = 1,295,527,313.74
  5. Step 5: Solve for x
    x = 1,295,527,313.74/57,212.17
  6. Step 6: Final answer
    x = 22,644.26

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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.