Home / 27,989.22-41,994.77-10,454.95

Finding the Fourth Proportional to 27,989.22, 41,994.77 and 10,454.95

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Solution

The fourth proportional to 27,989.22, 41,994.77 and 10,454.95 is: 15,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,989.22 : 41,994.77 = 10,454.95 : x
  2. Step 2: Convert to fraction form
    27,989.22/41,994.77 = 10,454.95/x
  3. Step 3: Cross multiply
    27,989.22x = 41,994.77 × 10,454.95
  4. Step 4: Simplify right side
    27,989.22x = 439,053,220.61
  5. Step 5: Solve for x
    x = 439,053,220.61/27,989.22
  6. Step 6: Final answer
    x = 15,686.51

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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.