Home / 15,743.11-23,605.66-6,387.67

Finding the Fourth Proportional to 15,743.11, 23,605.66 and 6,387.67

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Solution

The fourth proportional to 15,743.11, 23,605.66 and 6,387.67 is: 9,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.11 : 23,605.66 = 6,387.67 : x
  2. Step 2: Convert to fraction form
    15,743.11/23,605.66 = 6,387.67/x
  3. Step 3: Cross multiply
    15,743.11x = 23,605.66 × 6,387.67
  4. Step 4: Simplify right side
    15,743.11x = 150,785,166.21
  5. Step 5: Solve for x
    x = 150,785,166.21/15,743.11
  6. Step 6: Final answer
    x = 9,577.85

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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.