Home / 25,067.79-37,600.30-8,426.10

Finding the Fourth Proportional to 25,067.79, 37,600.30 and 8,426.10

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Solution

The fourth proportional to 25,067.79, 37,600.30 and 8,426.10 is: 12,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,067.79 : 37,600.30 = 8,426.10 : x
  2. Step 2: Convert to fraction form
    25,067.79/37,600.30 = 8,426.10/x
  3. Step 3: Cross multiply
    25,067.79x = 37,600.30 × 8,426.10
  4. Step 4: Simplify right side
    25,067.79x = 316,823,887.83
  5. Step 5: Solve for x
    x = 316,823,887.83/25,067.79
  6. Step 6: Final answer
    x = 12,638.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.