Home / 25,815.32-35,393.14-25,348.76

Finding the Fourth Proportional to 25,815.32, 35,393.14 and 25,348.76

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Solution

The fourth proportional to 25,815.32, 35,393.14 and 25,348.76 is: 34,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.32 : 35,393.14 = 25,348.76 : x
  2. Step 2: Convert to fraction form
    25,815.32/35,393.14 = 25,348.76/x
  3. Step 3: Cross multiply
    25,815.32x = 35,393.14 × 25,348.76
  4. Step 4: Simplify right side
    25,815.32x = 897,172,211.51
  5. Step 5: Solve for x
    x = 897,172,211.51/25,815.32
  6. Step 6: Final answer
    x = 34,753.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.