Home / 40,502.35-55,878.33-25,395.63

Finding the Fourth Proportional to 40,502.35, 55,878.33 and 25,395.63

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Solution

The fourth proportional to 40,502.35, 55,878.33 and 25,395.63 is: 35,036.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,502.35 : 55,878.33 = 25,395.63 : x
  2. Step 2: Convert to fraction form
    40,502.35/55,878.33 = 25,395.63/x
  3. Step 3: Cross multiply
    40,502.35x = 55,878.33 × 25,395.63
  4. Step 4: Simplify right side
    40,502.35x = 1,419,065,393.70
  5. Step 5: Solve for x
    x = 1,419,065,393.70/40,502.35
  6. Step 6: Final answer
    x = 35,036.62

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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.