Home / 12,472.32-18,748.58-10,034.22

Finding the Fourth Proportional to 12,472.32, 18,748.58 and 10,034.22

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Solution

The fourth proportional to 12,472.32, 18,748.58 and 10,034.22 is: 15,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472.32 : 18,748.58 = 10,034.22 : x
  2. Step 2: Convert to fraction form
    12,472.32/18,748.58 = 10,034.22/x
  3. Step 3: Cross multiply
    12,472.32x = 18,748.58 × 10,034.22
  4. Step 4: Simplify right side
    12,472.32x = 188,127,326.24
  5. Step 5: Solve for x
    x = 188,127,326.24/12,472.32
  6. Step 6: Final answer
    x = 15,083.59

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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.