Home / 14,728.92-22,105.06-7,711.08

Finding the Fourth Proportional to 14,728.92, 22,105.06 and 7,711.08

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Solution

The fourth proportional to 14,728.92, 22,105.06 and 7,711.08 is: 11,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.92 : 22,105.06 = 7,711.08 : x
  2. Step 2: Convert to fraction form
    14,728.92/22,105.06 = 7,711.08/x
  3. Step 3: Cross multiply
    14,728.92x = 22,105.06 × 7,711.08
  4. Step 4: Simplify right side
    14,728.92x = 170,453,886.06
  5. Step 5: Solve for x
    x = 170,453,886.06/14,728.92
  6. Step 6: Final answer
    x = 11,572.73

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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.