Home / 54,341.19-81,454.24-18,283.32

Finding the Fourth Proportional to 54,341.19, 81,454.24 and 18,283.32

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Solution

The fourth proportional to 54,341.19, 81,454.24 and 18,283.32 is: 27,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.19 : 81,454.24 = 18,283.32 : x
  2. Step 2: Convert to fraction form
    54,341.19/81,454.24 = 18,283.32/x
  3. Step 3: Cross multiply
    54,341.19x = 81,454.24 × 18,283.32
  4. Step 4: Simplify right side
    54,341.19x = 1,489,253,935.28
  5. Step 5: Solve for x
    x = 1,489,253,935.28/54,341.19
  6. Step 6: Final answer
    x = 27,405.62

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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.