Home / 25,393.64-35,046.34-15,327.86

Finding the Fourth Proportional to 25,393.64, 35,046.34 and 15,327.86

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Solution

The fourth proportional to 25,393.64, 35,046.34 and 15,327.86 is: 21,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.64 : 35,046.34 = 15,327.86 : x
  2. Step 2: Convert to fraction form
    25,393.64/35,046.34 = 15,327.86/x
  3. Step 3: Cross multiply
    25,393.64x = 35,046.34 × 15,327.86
  4. Step 4: Simplify right side
    25,393.64x = 537,185,393.03
  5. Step 5: Solve for x
    x = 537,185,393.03/25,393.64
  6. Step 6: Final answer
    x = 21,154.33

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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.