Home / 25,079.90-34,581.90-15,993.14

Finding the Fourth Proportional to 25,079.90, 34,581.90 and 15,993.14

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Solution

The fourth proportional to 25,079.90, 34,581.90 and 15,993.14 is: 22,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.90 : 34,581.90 = 15,993.14 : x
  2. Step 2: Convert to fraction form
    25,079.90/34,581.90 = 15,993.14/x
  3. Step 3: Cross multiply
    25,079.90x = 34,581.90 × 15,993.14
  4. Step 4: Simplify right side
    25,079.90x = 553,073,168.17
  5. Step 5: Solve for x
    x = 553,073,168.17/25,079.90
  6. Step 6: Final answer
    x = 22,052.45

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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.