Home / 25,495.11-38,251.89-13,018.29

Finding the Fourth Proportional to 25,495.11, 38,251.89 and 13,018.29

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Solution

The fourth proportional to 25,495.11, 38,251.89 and 13,018.29 is: 19,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.11 : 38,251.89 = 13,018.29 : x
  2. Step 2: Convert to fraction form
    25,495.11/38,251.89 = 13,018.29/x
  3. Step 3: Cross multiply
    25,495.11x = 38,251.89 × 13,018.29
  4. Step 4: Simplify right side
    25,495.11x = 497,974,197.07
  5. Step 5: Solve for x
    x = 497,974,197.07/25,495.11
  6. Step 6: Final answer
    x = 19,532.15

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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.