Home / 25,940.09-38,854.25-17,574.21

Finding the Fourth Proportional to 25,940.09, 38,854.25 and 17,574.21

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Solution

The fourth proportional to 25,940.09, 38,854.25 and 17,574.21 is: 26,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,940.09 : 38,854.25 = 17,574.21 : x
  2. Step 2: Convert to fraction form
    25,940.09/38,854.25 = 17,574.21/x
  3. Step 3: Cross multiply
    25,940.09x = 38,854.25 × 17,574.21
  4. Step 4: Simplify right side
    25,940.09x = 682,832,726.92
  5. Step 5: Solve for x
    x = 682,832,726.92/25,940.09
  6. Step 6: Final answer
    x = 26,323.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.