Home / 47,753.04-71,643.89-19,275.34

Finding the Fourth Proportional to 47,753.04, 71,643.89 and 19,275.34

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Solution

The fourth proportional to 47,753.04, 71,643.89 and 19,275.34 is: 28,918.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,753.04 : 71,643.89 = 19,275.34 : x
  2. Step 2: Convert to fraction form
    47,753.04/71,643.89 = 19,275.34/x
  3. Step 3: Cross multiply
    47,753.04x = 71,643.89 × 19,275.34
  4. Step 4: Simplify right side
    47,753.04x = 1,380,960,242.30
  5. Step 5: Solve for x
    x = 1,380,960,242.30/47,753.04
  6. Step 6: Final answer
    x = 28,918.79

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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.