Home / 25,722.48-38,586.80-9,079.08

Finding the Fourth Proportional to 25,722.48, 38,586.80 and 9,079.08

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Solution

The fourth proportional to 25,722.48, 38,586.80 and 9,079.08 is: 13,619.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.48 : 38,586.80 = 9,079.08 : x
  2. Step 2: Convert to fraction form
    25,722.48/38,586.80 = 9,079.08/x
  3. Step 3: Cross multiply
    25,722.48x = 38,586.80 × 9,079.08
  4. Step 4: Simplify right side
    25,722.48x = 350,332,644.14
  5. Step 5: Solve for x
    x = 350,332,644.14/25,722.48
  6. Step 6: Final answer
    x = 13,619.71

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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.