Home / 40,860.71-56,403.69-25,750.41

Finding the Fourth Proportional to 40,860.71, 56,403.69 and 25,750.41

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Solution

The fourth proportional to 40,860.71, 56,403.69 and 25,750.41 is: 35,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,860.71 : 56,403.69 = 25,750.41 : x
  2. Step 2: Convert to fraction form
    40,860.71/56,403.69 = 25,750.41/x
  3. Step 3: Cross multiply
    40,860.71x = 56,403.69 × 25,750.41
  4. Step 4: Simplify right side
    40,860.71x = 1,452,418,143.01
  5. Step 5: Solve for x
    x = 1,452,418,143.01/40,860.71
  6. Step 6: Final answer
    x = 35,545.59

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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.