Home / 25,915.86-35,752.62-15,844.73

Finding the Fourth Proportional to 25,915.86, 35,752.62 and 15,844.73

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Solution

The fourth proportional to 25,915.86, 35,752.62 and 15,844.73 is: 21,858.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.86 : 35,752.62 = 15,844.73 : x
  2. Step 2: Convert to fraction form
    25,915.86/35,752.62 = 15,844.73/x
  3. Step 3: Cross multiply
    25,915.86x = 35,752.62 × 15,844.73
  4. Step 4: Simplify right side
    25,915.86x = 566,490,491.35
  5. Step 5: Solve for x
    x = 566,490,491.35/25,915.86
  6. Step 6: Final answer
    x = 21,858.83

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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.