Home / 14,060.28-21,079.91-8,512.29

Finding the Fourth Proportional to 14,060.28, 21,079.91 and 8,512.29

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Solution

The fourth proportional to 14,060.28, 21,079.91 and 8,512.29 is: 12,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.28 : 21,079.91 = 8,512.29 : x
  2. Step 2: Convert to fraction form
    14,060.28/21,079.91 = 8,512.29/x
  3. Step 3: Cross multiply
    14,060.28x = 21,079.91 × 8,512.29
  4. Step 4: Simplify right side
    14,060.28x = 179,438,201.69
  5. Step 5: Solve for x
    x = 179,438,201.69/14,060.28
  6. Step 6: Final answer
    x = 12,762.07

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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.