Home / 55,776.12-83,680.56-22,479.05

Finding the Fourth Proportional to 55,776.12, 83,680.56 and 22,479.05

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Solution

The fourth proportional to 55,776.12, 83,680.56 and 22,479.05 is: 33,725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,776.12 : 83,680.56 = 22,479.05 : x
  2. Step 2: Convert to fraction form
    55,776.12/83,680.56 = 22,479.05/x
  3. Step 3: Cross multiply
    55,776.12x = 83,680.56 × 22,479.05
  4. Step 4: Simplify right side
    55,776.12x = 1,881,059,073.87
  5. Step 5: Solve for x
    x = 1,881,059,073.87/55,776.12
  6. Step 6: Final answer
    x = 33,725.17

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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.