Home / 25,708.28-35,481.83-14,959.40

Finding the Fourth Proportional to 25,708.28, 35,481.83 and 14,959.40

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Solution

The fourth proportional to 25,708.28, 35,481.83 and 14,959.40 is: 20,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,708.28 : 35,481.83 = 14,959.40 : x
  2. Step 2: Convert to fraction form
    25,708.28/35,481.83 = 14,959.40/x
  3. Step 3: Cross multiply
    25,708.28x = 35,481.83 × 14,959.40
  4. Step 4: Simplify right side
    25,708.28x = 530,786,635.50
  5. Step 5: Solve for x
    x = 530,786,635.50/25,708.28
  6. Step 6: Final answer
    x = 20,646.53

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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.