Home / 40,910.40-56,433.31-25,777.04

Finding the Fourth Proportional to 40,910.40, 56,433.31 and 25,777.04

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Solution

The fourth proportional to 40,910.40, 56,433.31 and 25,777.04 is: 35,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.40 : 56,433.31 = 25,777.04 : x
  2. Step 2: Convert to fraction form
    40,910.40/56,433.31 = 25,777.04/x
  3. Step 3: Cross multiply
    40,910.40x = 56,433.31 × 25,777.04
  4. Step 4: Simplify right side
    40,910.40x = 1,454,683,862.83
  5. Step 5: Solve for x
    x = 1,454,683,862.83/40,910.40
  6. Step 6: Final answer
    x = 35,557.80

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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.