Home / 22,728.16-34,101.60-10,244.80

Finding the Fourth Proportional to 22,728.16, 34,101.60 and 10,244.80

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Solution

The fourth proportional to 22,728.16, 34,101.60 and 10,244.80 is: 15,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.16 : 34,101.60 = 10,244.80 : x
  2. Step 2: Convert to fraction form
    22,728.16/34,101.60 = 10,244.80/x
  3. Step 3: Cross multiply
    22,728.16x = 34,101.60 × 10,244.80
  4. Step 4: Simplify right side
    22,728.16x = 349,364,071.68
  5. Step 5: Solve for x
    x = 349,364,071.68/22,728.16
  6. Step 6: Final answer
    x = 15,371.42

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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.