Home / 25,498.14-35,191.24-18,351.70

Finding the Fourth Proportional to 25,498.14, 35,191.24 and 18,351.70

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Solution

The fourth proportional to 25,498.14, 35,191.24 and 18,351.70 is: 25,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.14 : 35,191.24 = 18,351.70 : x
  2. Step 2: Convert to fraction form
    25,498.14/35,191.24 = 18,351.70/x
  3. Step 3: Cross multiply
    25,498.14x = 35,191.24 × 18,351.70
  4. Step 4: Simplify right side
    25,498.14x = 645,819,079.11
  5. Step 5: Solve for x
    x = 645,819,079.11/25,498.14
  6. Step 6: Final answer
    x = 25,328.09

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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.