Home / 47,423.04-71,134.32-19,342.98

Finding the Fourth Proportional to 47,423.04, 71,134.32 and 19,342.98

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Solution

The fourth proportional to 47,423.04, 71,134.32 and 19,342.98 is: 29,014.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,423.04 : 71,134.32 = 19,342.98 : x
  2. Step 2: Convert to fraction form
    47,423.04/71,134.32 = 19,342.98/x
  3. Step 3: Cross multiply
    47,423.04x = 71,134.32 × 19,342.98
  4. Step 4: Simplify right side
    47,423.04x = 1,375,949,729.07
  5. Step 5: Solve for x
    x = 1,375,949,729.07/47,423.04
  6. Step 6: Final answer
    x = 29,014.37

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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.