Home / 25,904.88-35,754.71-15,154.74

Finding the Fourth Proportional to 25,904.88, 35,754.71 and 15,154.74

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Solution

The fourth proportional to 25,904.88, 35,754.71 and 15,154.74 is: 20,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904.88 : 35,754.71 = 15,154.74 : x
  2. Step 2: Convert to fraction form
    25,904.88/35,754.71 = 15,154.74/x
  3. Step 3: Cross multiply
    25,904.88x = 35,754.71 × 15,154.74
  4. Step 4: Simplify right side
    25,904.88x = 541,853,258.05
  5. Step 5: Solve for x
    x = 541,853,258.05/25,904.88
  6. Step 6: Final answer
    x = 20,917.03

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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.