Home / 25,405.08-35,060.24-15,333.36

Finding the Fourth Proportional to 25,405.08, 35,060.24 and 15,333.36

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Solution

The fourth proportional to 25,405.08, 35,060.24 and 15,333.36 is: 21,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.08 : 35,060.24 = 15,333.36 : x
  2. Step 2: Convert to fraction form
    25,405.08/35,060.24 = 15,333.36/x
  3. Step 3: Cross multiply
    25,405.08x = 35,060.24 × 15,333.36
  4. Step 4: Simplify right side
    25,405.08x = 537,591,281.61
  5. Step 5: Solve for x
    x = 537,591,281.61/25,405.08
  6. Step 6: Final answer
    x = 21,160.78

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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.