Home / 18,462.38-25,474.71-10,909.94

Finding the Fourth Proportional to 18,462.38, 25,474.71 and 10,909.94

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Solution

The fourth proportional to 18,462.38, 25,474.71 and 10,909.94 is: 15,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.38 : 25,474.71 = 10,909.94 : x
  2. Step 2: Convert to fraction form
    18,462.38/25,474.71 = 10,909.94/x
  3. Step 3: Cross multiply
    18,462.38x = 25,474.71 × 10,909.94
  4. Step 4: Simplify right side
    18,462.38x = 277,927,430.24
  5. Step 5: Solve for x
    x = 277,927,430.24/18,462.38
  6. Step 6: Final answer
    x = 15,053.72

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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.