Home / 25,452.03-38,189.39-9,870.87

Finding the Fourth Proportional to 25,452.03, 38,189.39 and 9,870.87

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Solution

The fourth proportional to 25,452.03, 38,189.39 and 9,870.87 is: 14,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.03 : 38,189.39 = 9,870.87 : x
  2. Step 2: Convert to fraction form
    25,452.03/38,189.39 = 9,870.87/x
  3. Step 3: Cross multiply
    25,452.03x = 38,189.39 × 9,870.87
  4. Step 4: Simplify right side
    25,452.03x = 376,962,454.71
  5. Step 5: Solve for x
    x = 376,962,454.71/25,452.03
  6. Step 6: Final answer
    x = 14,810.70

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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.