Home / 15,617.76-23,418.24-6,842.56

Finding the Fourth Proportional to 15,617.76, 23,418.24 and 6,842.56

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Solution

The fourth proportional to 15,617.76, 23,418.24 and 6,842.56 is: 10,260.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.76 : 23,418.24 = 6,842.56 : x
  2. Step 2: Convert to fraction form
    15,617.76/23,418.24 = 6,842.56/x
  3. Step 3: Cross multiply
    15,617.76x = 23,418.24 × 6,842.56
  4. Step 4: Simplify right side
    15,617.76x = 160,240,712.29
  5. Step 5: Solve for x
    x = 160,240,712.29/15,617.76
  6. Step 6: Final answer
    x = 10,260.16

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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.