Home / 25,065.35-34,590.19-13,734.76

Finding the Fourth Proportional to 25,065.35, 34,590.19 and 13,734.76

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Solution

The fourth proportional to 25,065.35, 34,590.19 and 13,734.76 is: 18,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.35 : 34,590.19 = 13,734.76 : x
  2. Step 2: Convert to fraction form
    25,065.35/34,590.19 = 13,734.76/x
  3. Step 3: Cross multiply
    25,065.35x = 34,590.19 × 13,734.76
  4. Step 4: Simplify right side
    25,065.35x = 475,087,785.05
  5. Step 5: Solve for x
    x = 475,087,785.05/25,065.35
  6. Step 6: Final answer
    x = 18,953.97

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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.