Home / 43,680.20-60,278.64-25,775.24

Finding the Fourth Proportional to 43,680.20, 60,278.64 and 25,775.24

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Solution

The fourth proportional to 43,680.20, 60,278.64 and 25,775.24 is: 35,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,680.20 : 60,278.64 = 25,775.24 : x
  2. Step 2: Convert to fraction form
    43,680.20/60,278.64 = 25,775.24/x
  3. Step 3: Cross multiply
    43,680.20x = 60,278.64 × 25,775.24
  4. Step 4: Simplify right side
    43,680.20x = 1,553,696,412.87
  5. Step 5: Solve for x
    x = 1,553,696,412.87/43,680.20
  6. Step 6: Final answer
    x = 35,569.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.