Home / 54,005.76-81,017.28-22,841.28

Finding the Fourth Proportional to 54,005.76, 81,017.28 and 22,841.28

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Solution

The fourth proportional to 54,005.76, 81,017.28 and 22,841.28 is: 34,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,005.76 : 81,017.28 = 22,841.28 : x
  2. Step 2: Convert to fraction form
    54,005.76/81,017.28 = 22,841.28/x
  3. Step 3: Cross multiply
    54,005.76x = 81,017.28 × 22,841.28
  4. Step 4: Simplify right side
    54,005.76x = 1,850,538,377.32
  5. Step 5: Solve for x
    x = 1,850,538,377.32/54,005.76
  6. Step 6: Final answer
    x = 34,265.57

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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.