Home / 23,780.92-35,671.33-7,140.93

Finding the Fourth Proportional to 23,780.92, 35,671.33 and 7,140.93

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Solution

The fourth proportional to 23,780.92, 35,671.33 and 7,140.93 is: 10,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,780.92 : 35,671.33 = 7,140.93 : x
  2. Step 2: Convert to fraction form
    23,780.92/35,671.33 = 7,140.93/x
  3. Step 3: Cross multiply
    23,780.92x = 35,671.33 × 7,140.93
  4. Step 4: Simplify right side
    23,780.92x = 254,726,470.54
  5. Step 5: Solve for x
    x = 254,726,470.54/23,780.92
  6. Step 6: Final answer
    x = 10,711.38

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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.