Home / 25,123.92-34,673.76-14,369.78

Finding the Fourth Proportional to 25,123.92, 34,673.76 and 14,369.78

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Solution

The fourth proportional to 25,123.92, 34,673.76 and 14,369.78 is: 19,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.92 : 34,673.76 = 14,369.78 : x
  2. Step 2: Convert to fraction form
    25,123.92/34,673.76 = 14,369.78/x
  3. Step 3: Cross multiply
    25,123.92x = 34,673.76 × 14,369.78
  4. Step 4: Simplify right side
    25,123.92x = 498,254,302.97
  5. Step 5: Solve for x
    x = 498,254,302.97/25,123.92
  6. Step 6: Final answer
    x = 19,831.87

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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.