Home / 25,833.02-35,648.40-15,759.86

Finding the Fourth Proportional to 25,833.02, 35,648.40 and 15,759.86

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Solution

The fourth proportional to 25,833.02, 35,648.40 and 15,759.86 is: 21,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.02 : 35,648.40 = 15,759.86 : x
  2. Step 2: Convert to fraction form
    25,833.02/35,648.40 = 15,759.86/x
  3. Step 3: Cross multiply
    25,833.02x = 35,648.40 × 15,759.86
  4. Step 4: Simplify right side
    25,833.02x = 561,813,793.22
  5. Step 5: Solve for x
    x = 561,813,793.22/25,833.02
  6. Step 6: Final answer
    x = 21,747.89

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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.