Home / 10,526.28-14,512.30-8,726.97

Finding the Fourth Proportional to 10,526.28, 14,512.30 and 8,726.97

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Solution

The fourth proportional to 10,526.28, 14,512.30 and 8,726.97 is: 12,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.28 : 14,512.30 = 8,726.97 : x
  2. Step 2: Convert to fraction form
    10,526.28/14,512.30 = 8,726.97/x
  3. Step 3: Cross multiply
    10,526.28x = 14,512.30 × 8,726.97
  4. Step 4: Simplify right side
    10,526.28x = 126,648,406.73
  5. Step 5: Solve for x
    x = 126,648,406.73/10,526.28
  6. Step 6: Final answer
    x = 12,031.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.