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Finding the Fourth Proportional to 15,238.71, 22,851.72 and 5,373.54

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Solution

The fourth proportional to 15,238.71, 22,851.72 and 5,373.54 is: 8,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.71 : 22,851.72 = 5,373.54 : x
  2. Step 2: Convert to fraction form
    15,238.71/22,851.72 = 5,373.54/x
  3. Step 3: Cross multiply
    15,238.71x = 22,851.72 × 5,373.54
  4. Step 4: Simplify right side
    15,238.71x = 122,794,631.49
  5. Step 5: Solve for x
    x = 122,794,631.49/15,238.71
  6. Step 6: Final answer
    x = 8,058.07

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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.