Home / 22,627.44-31,226.85-15,061.59

Finding the Fourth Proportional to 22,627.44, 31,226.85 and 15,061.59

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Solution

The fourth proportional to 22,627.44, 31,226.85 and 15,061.59 is: 20,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,627.44 : 31,226.85 = 15,061.59 : x
  2. Step 2: Convert to fraction form
    22,627.44/31,226.85 = 15,061.59/x
  3. Step 3: Cross multiply
    22,627.44x = 31,226.85 × 15,061.59
  4. Step 4: Simplify right side
    22,627.44x = 470,326,011.69
  5. Step 5: Solve for x
    x = 470,326,011.69/22,627.44
  6. Step 6: Final answer
    x = 20,785.65

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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.