Home / 54,022.40-81,009.28-22,841.60

Finding the Fourth Proportional to 54,022.40, 81,009.28 and 22,841.60

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Solution

The fourth proportional to 54,022.40, 81,009.28 and 22,841.60 is: 34,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022.40 : 81,009.28 = 22,841.60 : x
  2. Step 2: Convert to fraction form
    54,022.40/81,009.28 = 22,841.60/x
  3. Step 3: Cross multiply
    54,022.40x = 81,009.28 × 22,841.60
  4. Step 4: Simplify right side
    54,022.40x = 1,850,381,570.05
  5. Step 5: Solve for x
    x = 1,850,381,570.05/54,022.40
  6. Step 6: Final answer
    x = 34,252.12

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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.