Home / 26,078.51-39,125.05-8,560.64

Finding the Fourth Proportional to 26,078.51, 39,125.05 and 8,560.64

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Solution

The fourth proportional to 26,078.51, 39,125.05 and 8,560.64 is: 12,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078.51 : 39,125.05 = 8,560.64 : x
  2. Step 2: Convert to fraction form
    26,078.51/39,125.05 = 8,560.64/x
  3. Step 3: Cross multiply
    26,078.51x = 39,125.05 × 8,560.64
  4. Step 4: Simplify right side
    26,078.51x = 334,935,348.44
  5. Step 5: Solve for x
    x = 334,935,348.44/26,078.51
  6. Step 6: Final answer
    x = 12,843.35

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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.