Home / 45,287.24-67,934.23-12,006.56

Finding the Fourth Proportional to 45,287.24, 67,934.23 and 12,006.56

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Solution

The fourth proportional to 45,287.24, 67,934.23 and 12,006.56 is: 18,010.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.24 : 67,934.23 = 12,006.56 : x
  2. Step 2: Convert to fraction form
    45,287.24/67,934.23 = 12,006.56/x
  3. Step 3: Cross multiply
    45,287.24x = 67,934.23 × 12,006.56
  4. Step 4: Simplify right side
    45,287.24x = 815,656,548.37
  5. Step 5: Solve for x
    x = 815,656,548.37/45,287.24
  6. Step 6: Final answer
    x = 18,010.74

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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.