Home / 12,524.30-17,282.37-7,487.54

Finding the Fourth Proportional to 12,524.30, 17,282.37 and 7,487.54

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Solution

The fourth proportional to 12,524.30, 17,282.37 and 7,487.54 is: 10,332.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.30 : 17,282.37 = 7,487.54 : x
  2. Step 2: Convert to fraction form
    12,524.30/17,282.37 = 7,487.54/x
  3. Step 3: Cross multiply
    12,524.30x = 17,282.37 × 7,487.54
  4. Step 4: Simplify right side
    12,524.30x = 129,402,436.67
  5. Step 5: Solve for x
    x = 129,402,436.67/12,524.30
  6. Step 6: Final answer
    x = 10,332.11

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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.