Home / 25,948.14-35,806.01-15,335.70

Finding the Fourth Proportional to 25,948.14, 35,806.01 and 15,335.70

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Solution

The fourth proportional to 25,948.14, 35,806.01 and 15,335.70 is: 21,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948.14 : 35,806.01 = 15,335.70 : x
  2. Step 2: Convert to fraction form
    25,948.14/35,806.01 = 15,335.70/x
  3. Step 3: Cross multiply
    25,948.14x = 35,806.01 × 15,335.70
  4. Step 4: Simplify right side
    25,948.14x = 549,110,150.88
  5. Step 5: Solve for x
    x = 549,110,150.88/25,948.14
  6. Step 6: Final answer
    x = 21,161.83

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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.