Home / 10,218.25-15,237.96-10,124.83

Finding the Fourth Proportional to 10,218.25, 15,237.96 and 10,124.83

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Solution

The fourth proportional to 10,218.25, 15,237.96 and 10,124.83 is: 15,098.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.25 : 15,237.96 = 10,124.83 : x
  2. Step 2: Convert to fraction form
    10,218.25/15,237.96 = 10,124.83/x
  3. Step 3: Cross multiply
    10,218.25x = 15,237.96 × 10,124.83
  4. Step 4: Simplify right side
    10,218.25x = 154,281,754.55
  5. Step 5: Solve for x
    x = 154,281,754.55/10,218.25
  6. Step 6: Final answer
    x = 15,098.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.