Home / 14,541.24-21,821.76-5,778.12

Finding the Fourth Proportional to 14,541.24, 21,821.76 and 5,778.12

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Solution

The fourth proportional to 14,541.24, 21,821.76 and 5,778.12 is: 8,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.24 : 21,821.76 = 5,778.12 : x
  2. Step 2: Convert to fraction form
    14,541.24/21,821.76 = 5,778.12/x
  3. Step 3: Cross multiply
    14,541.24x = 21,821.76 × 5,778.12
  4. Step 4: Simplify right side
    14,541.24x = 126,088,747.89
  5. Step 5: Solve for x
    x = 126,088,747.89/14,541.24
  6. Step 6: Final answer
    x = 8,671.11

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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.