Home / 23,717.42-35,572.10-7,920.66

Finding the Fourth Proportional to 23,717.42, 35,572.10 and 7,920.66

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Solution

The fourth proportional to 23,717.42, 35,572.10 and 7,920.66 is: 11,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,717.42 : 35,572.10 = 7,920.66 : x
  2. Step 2: Convert to fraction form
    23,717.42/35,572.10 = 7,920.66/x
  3. Step 3: Cross multiply
    23,717.42x = 35,572.10 × 7,920.66
  4. Step 4: Simplify right side
    23,717.42x = 281,754,647.93
  5. Step 5: Solve for x
    x = 281,754,647.93/23,717.42
  6. Step 6: Final answer
    x = 11,879.65

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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.