Home / 25,781.76-35,558.73-17,281.08

Finding the Fourth Proportional to 25,781.76, 35,558.73 and 17,281.08

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Solution

The fourth proportional to 25,781.76, 35,558.73 and 17,281.08 is: 23,834.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,781.76 : 35,558.73 = 17,281.08 : x
  2. Step 2: Convert to fraction form
    25,781.76/35,558.73 = 17,281.08/x
  3. Step 3: Cross multiply
    25,781.76x = 35,558.73 × 17,281.08
  4. Step 4: Simplify right side
    25,781.76x = 614,493,257.83
  5. Step 5: Solve for x
    x = 614,493,257.83/25,781.76
  6. Step 6: Final answer
    x = 23,834.42

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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.