Home / 29,124.52-43,656.46-19,765.28

Finding the Fourth Proportional to 29,124.52, 43,656.46 and 19,765.28

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Solution

The fourth proportional to 29,124.52, 43,656.46 and 19,765.28 is: 29,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124.52 : 43,656.46 = 19,765.28 : x
  2. Step 2: Convert to fraction form
    29,124.52/43,656.46 = 19,765.28/x
  3. Step 3: Cross multiply
    29,124.52x = 43,656.46 × 19,765.28
  4. Step 4: Simplify right side
    29,124.52x = 862,882,215.44
  5. Step 5: Solve for x
    x = 862,882,215.44/29,124.52
  6. Step 6: Final answer
    x = 29,627.35

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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.