Home / 25,522.57-35,219.41-15,456.60

Finding the Fourth Proportional to 25,522.57, 35,219.41 and 15,456.60

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Solution

The fourth proportional to 25,522.57, 35,219.41 and 15,456.60 is: 21,329.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.57 : 35,219.41 = 15,456.60 : x
  2. Step 2: Convert to fraction form
    25,522.57/35,219.41 = 15,456.60/x
  3. Step 3: Cross multiply
    25,522.57x = 35,219.41 × 15,456.60
  4. Step 4: Simplify right side
    25,522.57x = 544,372,332.61
  5. Step 5: Solve for x
    x = 544,372,332.61/25,522.57
  6. Step 6: Final answer
    x = 21,329.06

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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.