Home / 25,677.83-35,435.64-15,067.64

Finding the Fourth Proportional to 25,677.83, 35,435.64 and 15,067.64

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Solution

The fourth proportional to 25,677.83, 35,435.64 and 15,067.64 is: 20,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,677.83 : 35,435.64 = 15,067.64 : x
  2. Step 2: Convert to fraction form
    25,677.83/35,435.64 = 15,067.64/x
  3. Step 3: Cross multiply
    25,677.83x = 35,435.64 × 15,067.64
  4. Step 4: Simplify right side
    25,677.83x = 533,931,466.69
  5. Step 5: Solve for x
    x = 533,931,466.69/25,677.83
  6. Step 6: Final answer
    x = 20,793.48

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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.