Home / 53,391.07-80,092.05-18,326.17

Finding the Fourth Proportional to 53,391.07, 80,092.05 and 18,326.17

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Solution

The fourth proportional to 53,391.07, 80,092.05 and 18,326.17 is: 27,491.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,391.07 : 80,092.05 = 18,326.17 : x
  2. Step 2: Convert to fraction form
    53,391.07/80,092.05 = 18,326.17/x
  3. Step 3: Cross multiply
    53,391.07x = 80,092.05 × 18,326.17
  4. Step 4: Simplify right side
    53,391.07x = 1,467,780,523.95
  5. Step 5: Solve for x
    x = 1,467,780,523.95/53,391.07
  6. Step 6: Final answer
    x = 27,491.12

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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.