Home / 25,541.31-35,251.20-14,928.87

Finding the Fourth Proportional to 25,541.31, 35,251.20 and 14,928.87

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Solution

The fourth proportional to 25,541.31, 35,251.20 and 14,928.87 is: 20,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541.31 : 35,251.20 = 14,928.87 : x
  2. Step 2: Convert to fraction form
    25,541.31/35,251.20 = 14,928.87/x
  3. Step 3: Cross multiply
    25,541.31x = 35,251.20 × 14,928.87
  4. Step 4: Simplify right side
    25,541.31x = 526,260,582.14
  5. Step 5: Solve for x
    x = 526,260,582.14/25,541.31
  6. Step 6: Final answer
    x = 20,604.29

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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.