Home / 40,631.83-60,952.92-15,679

Finding the Fourth Proportional to 40,631.83, 60,952.92 and 15,679

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Solution

The fourth proportional to 40,631.83, 60,952.92 and 15,679 is: 23,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,631.83 : 60,952.92 = 15,679 : x
  2. Step 2: Convert to fraction form
    40,631.83/60,952.92 = 15,679/x
  3. Step 3: Cross multiply
    40,631.83x = 60,952.92 × 15,679
  4. Step 4: Simplify right side
    40,631.83x = 955,680,832.68
  5. Step 5: Solve for x
    x = 955,680,832.68/40,631.83
  6. Step 6: Final answer
    x = 23,520.50

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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.