Home / 18,614.08-25,686.78-10,230.52

Finding the Fourth Proportional to 18,614.08, 25,686.78 and 10,230.52

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Solution

The fourth proportional to 18,614.08, 25,686.78 and 10,230.52 is: 14,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.08 : 25,686.78 = 10,230.52 : x
  2. Step 2: Convert to fraction form
    18,614.08/25,686.78 = 10,230.52/x
  3. Step 3: Cross multiply
    18,614.08x = 25,686.78 × 10,230.52
  4. Step 4: Simplify right side
    18,614.08x = 262,789,116.53
  5. Step 5: Solve for x
    x = 262,789,116.53/18,614.08
  6. Step 6: Final answer
    x = 14,117.76

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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.