Home / 27,012.31-40,518.47-22,385.59

Finding the Fourth Proportional to 27,012.31, 40,518.47 and 22,385.59

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Solution

The fourth proportional to 27,012.31, 40,518.47 and 22,385.59 is: 33,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.31 : 40,518.47 = 22,385.59 : x
  2. Step 2: Convert to fraction form
    27,012.31/40,518.47 = 22,385.59/x
  3. Step 3: Cross multiply
    27,012.31x = 40,518.47 × 22,385.59
  4. Step 4: Simplify right side
    27,012.31x = 907,029,856.85
  5. Step 5: Solve for x
    x = 907,029,856.85/27,012.31
  6. Step 6: Final answer
    x = 33,578.39

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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.