Home / 18,280.98-25,227.42-10,214.76

Finding the Fourth Proportional to 18,280.98, 25,227.42 and 10,214.76

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Solution

The fourth proportional to 18,280.98, 25,227.42 and 10,214.76 is: 14,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.98 : 25,227.42 = 10,214.76 : x
  2. Step 2: Convert to fraction form
    18,280.98/25,227.42 = 10,214.76/x
  3. Step 3: Cross multiply
    18,280.98x = 25,227.42 × 10,214.76
  4. Step 4: Simplify right side
    18,280.98x = 257,692,040.72
  5. Step 5: Solve for x
    x = 257,692,040.72/18,280.98
  6. Step 6: Final answer
    x = 14,096.18

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Half scale
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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.