Home / 29,167.49-43,760.28-12,309.23

Finding the Fourth Proportional to 29,167.49, 43,760.28 and 12,309.23

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Solution

The fourth proportional to 29,167.49, 43,760.28 and 12,309.23 is: 18,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,167.49 : 43,760.28 = 12,309.23 : x
  2. Step 2: Convert to fraction form
    29,167.49/43,760.28 = 12,309.23/x
  3. Step 3: Cross multiply
    29,167.49x = 43,760.28 × 12,309.23
  4. Step 4: Simplify right side
    29,167.49x = 538,655,351.38
  5. Step 5: Solve for x
    x = 538,655,351.38/29,167.49
  6. Step 6: Final answer
    x = 18,467.66

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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.