Home / 25,749.09-38,599.28-19,414.13

Finding the Fourth Proportional to 25,749.09, 38,599.28 and 19,414.13

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Solution

The fourth proportional to 25,749.09, 38,599.28 and 19,414.13 is: 29,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.09 : 38,599.28 = 19,414.13 : x
  2. Step 2: Convert to fraction form
    25,749.09/38,599.28 = 19,414.13/x
  3. Step 3: Cross multiply
    25,749.09x = 38,599.28 × 19,414.13
  4. Step 4: Simplify right side
    25,749.09x = 749,371,711.73
  5. Step 5: Solve for x
    x = 749,371,711.73/25,749.09
  6. Step 6: Final answer
    x = 29,102.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.