Home / 29,121.34-43,656.14-11,347.88

Finding the Fourth Proportional to 29,121.34, 43,656.14 and 11,347.88

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Solution

The fourth proportional to 29,121.34, 43,656.14 and 11,347.88 is: 17,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.34 : 43,656.14 = 11,347.88 : x
  2. Step 2: Convert to fraction form
    29,121.34/43,656.14 = 11,347.88/x
  3. Step 3: Cross multiply
    29,121.34x = 43,656.14 × 11,347.88
  4. Step 4: Simplify right side
    29,121.34x = 495,404,637.98
  5. Step 5: Solve for x
    x = 495,404,637.98/29,121.34
  6. Step 6: Final answer
    x = 17,011.74

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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.