Home / 25,711.16-38,559.81-9,069.03

Finding the Fourth Proportional to 25,711.16, 38,559.81 and 9,069.03

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Solution

The fourth proportional to 25,711.16, 38,559.81 and 9,069.03 is: 13,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711.16 : 38,559.81 = 9,069.03 : x
  2. Step 2: Convert to fraction form
    25,711.16/38,559.81 = 9,069.03/x
  3. Step 3: Cross multiply
    25,711.16x = 38,559.81 × 9,069.03
  4. Step 4: Simplify right side
    25,711.16x = 349,700,073.68
  5. Step 5: Solve for x
    x = 349,700,073.68/25,711.16
  6. Step 6: Final answer
    x = 13,601.10

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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.