Home / 15,392.12-23,091.78-6,627.92

Finding the Fourth Proportional to 15,392.12, 23,091.78 and 6,627.92

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Solution

The fourth proportional to 15,392.12, 23,091.78 and 6,627.92 is: 9,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.12 : 23,091.78 = 6,627.92 : x
  2. Step 2: Convert to fraction form
    15,392.12/23,091.78 = 6,627.92/x
  3. Step 3: Cross multiply
    15,392.12x = 23,091.78 × 6,627.92
  4. Step 4: Simplify right side
    15,392.12x = 153,050,470.50
  5. Step 5: Solve for x
    x = 153,050,470.50/15,392.12
  6. Step 6: Final answer
    x = 9,943.43

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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.