Home / 25,429.32-35,079.96-22,067.40

Finding the Fourth Proportional to 25,429.32, 35,079.96 and 22,067.40

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Solution

The fourth proportional to 25,429.32, 35,079.96 and 22,067.40 is: 30,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429.32 : 35,079.96 = 22,067.40 : x
  2. Step 2: Convert to fraction form
    25,429.32/35,079.96 = 22,067.40/x
  3. Step 3: Cross multiply
    25,429.32x = 35,079.96 × 22,067.40
  4. Step 4: Simplify right side
    25,429.32x = 774,123,509.30
  5. Step 5: Solve for x
    x = 774,123,509.30/25,429.32
  6. Step 6: Final answer
    x = 30,442.16

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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.