Home / 12,474.57-18,751.95-10,036.47

Finding the Fourth Proportional to 12,474.57, 18,751.95 and 10,036.47

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Solution

The fourth proportional to 12,474.57, 18,751.95 and 10,036.47 is: 15,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.57 : 18,751.95 = 10,036.47 : x
  2. Step 2: Convert to fraction form
    12,474.57/18,751.95 = 10,036.47/x
  3. Step 3: Cross multiply
    12,474.57x = 18,751.95 × 10,036.47
  4. Step 4: Simplify right side
    12,474.57x = 188,203,383.62
  5. Step 5: Solve for x
    x = 188,203,383.62/12,474.57
  6. Step 6: Final answer
    x = 15,086.96

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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.