Home / 14,947.52-20,627.72-8,233.38

Finding the Fourth Proportional to 14,947.52, 20,627.72 and 8,233.38

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Solution

The fourth proportional to 14,947.52, 20,627.72 and 8,233.38 is: 11,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.52 : 20,627.72 = 8,233.38 : x
  2. Step 2: Convert to fraction form
    14,947.52/20,627.72 = 8,233.38/x
  3. Step 3: Cross multiply
    14,947.52x = 20,627.72 × 8,233.38
  4. Step 4: Simplify right side
    14,947.52x = 169,835,816.13
  5. Step 5: Solve for x
    x = 169,835,816.13/14,947.52
  6. Step 6: Final answer
    x = 11,362.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.