Home / 25,123.92-34,671.96-13,948.08

Finding the Fourth Proportional to 25,123.92, 34,671.96 and 13,948.08

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Solution

The fourth proportional to 25,123.92, 34,671.96 and 13,948.08 is: 19,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.92 : 34,671.96 = 13,948.08 : x
  2. Step 2: Convert to fraction form
    25,123.92/34,671.96 = 13,948.08/x
  3. Step 3: Cross multiply
    25,123.92x = 34,671.96 × 13,948.08
  4. Step 4: Simplify right side
    25,123.92x = 483,607,271.84
  5. Step 5: Solve for x
    x = 483,607,271.84/25,123.92
  6. Step 6: Final answer
    x = 19,248.88

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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.