Home / 14,913.32-22,372.68-6,143.45

Finding the Fourth Proportional to 14,913.32, 22,372.68 and 6,143.45

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Solution

The fourth proportional to 14,913.32, 22,372.68 and 6,143.45 is: 9,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.32 : 22,372.68 = 6,143.45 : x
  2. Step 2: Convert to fraction form
    14,913.32/22,372.68 = 6,143.45/x
  3. Step 3: Cross multiply
    14,913.32x = 22,372.68 × 6,143.45
  4. Step 4: Simplify right side
    14,913.32x = 137,445,440.95
  5. Step 5: Solve for x
    x = 137,445,440.95/14,913.32
  6. Step 6: Final answer
    x = 9,216.29

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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.