Home / 25,490.30-35,193.56-15,944.58

Finding the Fourth Proportional to 25,490.30, 35,193.56 and 15,944.58

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Solution

The fourth proportional to 25,490.30, 35,193.56 and 15,944.58 is: 22,014.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.30 : 35,193.56 = 15,944.58 : x
  2. Step 2: Convert to fraction form
    25,490.30/35,193.56 = 15,944.58/x
  3. Step 3: Cross multiply
    25,490.30x = 35,193.56 × 15,944.58
  4. Step 4: Simplify right side
    25,490.30x = 561,146,453.18
  5. Step 5: Solve for x
    x = 561,146,453.18/25,490.30
  6. Step 6: Final answer
    x = 22,014.12

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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.