Home / 47,550.64-71,326.77-17,982.40

Finding the Fourth Proportional to 47,550.64, 71,326.77 and 17,982.40

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Solution

The fourth proportional to 47,550.64, 71,326.77 and 17,982.40 is: 26,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,550.64 : 71,326.77 = 17,982.40 : x
  2. Step 2: Convert to fraction form
    47,550.64/71,326.77 = 17,982.40/x
  3. Step 3: Cross multiply
    47,550.64x = 71,326.77 × 17,982.40
  4. Step 4: Simplify right side
    47,550.64x = 1,282,626,508.85
  5. Step 5: Solve for x
    x = 1,282,626,508.85/47,550.64
  6. Step 6: Final answer
    x = 26,973.91

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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.