Home / 13,446.43-20,169.47-6,045.66

Finding the Fourth Proportional to 13,446.43, 20,169.47 and 6,045.66

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Solution

The fourth proportional to 13,446.43, 20,169.47 and 6,045.66 is: 9,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.43 : 20,169.47 = 6,045.66 : x
  2. Step 2: Convert to fraction form
    13,446.43/20,169.47 = 6,045.66/x
  3. Step 3: Cross multiply
    13,446.43x = 20,169.47 × 6,045.66
  4. Step 4: Simplify right side
    13,446.43x = 121,937,773.11
  5. Step 5: Solve for x
    x = 121,937,773.11/13,446.43
  6. Step 6: Final answer
    x = 9,068.41

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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.