Home / 12,541.92-18,809.04-4,332

Finding the Fourth Proportional to 12,541.92, 18,809.04 and 4,332

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Solution

The fourth proportional to 12,541.92, 18,809.04 and 4,332 is: 6,496.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.92 : 18,809.04 = 4,332 : x
  2. Step 2: Convert to fraction form
    12,541.92/18,809.04 = 4,332/x
  3. Step 3: Cross multiply
    12,541.92x = 18,809.04 × 4,332
  4. Step 4: Simplify right side
    12,541.92x = 81,480,761.28
  5. Step 5: Solve for x
    x = 81,480,761.28/12,541.92
  6. Step 6: Final answer
    x = 6,496.67

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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.