Home / 25,117.92-34,663.68-13,942.08

Finding the Fourth Proportional to 25,117.92, 34,663.68 and 13,942.08

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Solution

The fourth proportional to 25,117.92, 34,663.68 and 13,942.08 is: 19,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117.92 : 34,663.68 = 13,942.08 : x
  2. Step 2: Convert to fraction form
    25,117.92/34,663.68 = 13,942.08/x
  3. Step 3: Cross multiply
    25,117.92x = 34,663.68 × 13,942.08
  4. Step 4: Simplify right side
    25,117.92x = 483,283,799.65
  5. Step 5: Solve for x
    x = 483,283,799.65/25,117.92
  6. Step 6: Final answer
    x = 19,240.60

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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.