Home / 25,414.76-35,076.75-14,809.64

Finding the Fourth Proportional to 25,414.76, 35,076.75 and 14,809.64

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Solution

The fourth proportional to 25,414.76, 35,076.75 and 14,809.64 is: 20,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.76 : 35,076.75 = 14,809.64 : x
  2. Step 2: Convert to fraction form
    25,414.76/35,076.75 = 14,809.64/x
  3. Step 3: Cross multiply
    25,414.76x = 35,076.75 × 14,809.64
  4. Step 4: Simplify right side
    25,414.76x = 519,473,808.95
  5. Step 5: Solve for x
    x = 519,473,808.95/25,414.76
  6. Step 6: Final answer
    x = 20,439.85

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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.