Home / 41,777.71-57,620.66-25,870.99

Finding the Fourth Proportional to 41,777.71, 57,620.66 and 25,870.99

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Solution

The fourth proportional to 41,777.71, 57,620.66 and 25,870.99 is: 35,681.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,777.71 : 57,620.66 = 25,870.99 : x
  2. Step 2: Convert to fraction form
    41,777.71/57,620.66 = 25,870.99/x
  3. Step 3: Cross multiply
    41,777.71x = 57,620.66 × 25,870.99
  4. Step 4: Simplify right side
    41,777.71x = 1,490,703,389.30
  5. Step 5: Solve for x
    x = 1,490,703,389.30/41,777.71
  6. Step 6: Final answer
    x = 35,681.79

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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.