Home / 16,571.28-22,868.18-9,856.76

Finding the Fourth Proportional to 16,571.28, 22,868.18 and 9,856.76

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Solution

The fourth proportional to 16,571.28, 22,868.18 and 9,856.76 is: 13,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,571.28 : 22,868.18 = 9,856.76 : x
  2. Step 2: Convert to fraction form
    16,571.28/22,868.18 = 9,856.76/x
  3. Step 3: Cross multiply
    16,571.28x = 22,868.18 × 9,856.76
  4. Step 4: Simplify right side
    16,571.28x = 225,406,161.90
  5. Step 5: Solve for x
    x = 225,406,161.90/16,571.28
  6. Step 6: Final answer
    x = 13,602.22

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Double scale
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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.