Home / 53,456.48-80,184.72-17,911.24

Finding the Fourth Proportional to 53,456.48, 80,184.72 and 17,911.24

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Solution

The fourth proportional to 53,456.48, 80,184.72 and 17,911.24 is: 26,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,456.48 : 80,184.72 = 17,911.24 : x
  2. Step 2: Convert to fraction form
    53,456.48/80,184.72 = 17,911.24/x
  3. Step 3: Cross multiply
    53,456.48x = 80,184.72 × 17,911.24
  4. Step 4: Simplify right side
    53,456.48x = 1,436,207,273.77
  5. Step 5: Solve for x
    x = 1,436,207,273.77/53,456.48
  6. Step 6: Final answer
    x = 26,866.85

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1.5x scale

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.