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Finding the Fourth Proportional to 15,334.56, 23,001.84 and 4,947.12

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Solution

The fourth proportional to 15,334.56, 23,001.84 and 4,947.12 is: 7,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.56 : 23,001.84 = 4,947.12 : x
  2. Step 2: Convert to fraction form
    15,334.56/23,001.84 = 4,947.12/x
  3. Step 3: Cross multiply
    15,334.56x = 23,001.84 × 4,947.12
  4. Step 4: Simplify right side
    15,334.56x = 113,792,862.70
  5. Step 5: Solve for x
    x = 113,792,862.70/15,334.56
  6. Step 6: Final answer
    x = 7,420.68

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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.