Home / 14,719.92-22,061.16-6,918

Finding the Fourth Proportional to 14,719.92, 22,061.16 and 6,918

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Solution

The fourth proportional to 14,719.92, 22,061.16 and 6,918 is: 10,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.92 : 22,061.16 = 6,918 : x
  2. Step 2: Convert to fraction form
    14,719.92/22,061.16 = 6,918/x
  3. Step 3: Cross multiply
    14,719.92x = 22,061.16 × 6,918
  4. Step 4: Simplify right side
    14,719.92x = 152,619,104.88
  5. Step 5: Solve for x
    x = 152,619,104.88/14,719.92
  6. Step 6: Final answer
    x = 10,368.20

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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.