Home / 18,572.30-25,629.85-10,614.79

Finding the Fourth Proportional to 18,572.30, 25,629.85 and 10,614.79

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Solution

The fourth proportional to 18,572.30, 25,629.85 and 10,614.79 is: 14,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572.30 : 25,629.85 = 10,614.79 : x
  2. Step 2: Convert to fraction form
    18,572.30/25,629.85 = 10,614.79/x
  3. Step 3: Cross multiply
    18,572.30x = 25,629.85 × 10,614.79
  4. Step 4: Simplify right side
    18,572.30x = 272,055,475.48
  5. Step 5: Solve for x
    x = 272,055,475.48/18,572.30
  6. Step 6: Final answer
    x = 14,648.45

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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.