Home / 26,043.34-39,031.62-12,719.38

Finding the Fourth Proportional to 26,043.34, 39,031.62 and 12,719.38

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Solution

The fourth proportional to 26,043.34, 39,031.62 and 12,719.38 is: 19,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,043.34 : 39,031.62 = 12,719.38 : x
  2. Step 2: Convert to fraction form
    26,043.34/39,031.62 = 12,719.38/x
  3. Step 3: Cross multiply
    26,043.34x = 39,031.62 × 12,719.38
  4. Step 4: Simplify right side
    26,043.34x = 496,458,006.80
  5. Step 5: Solve for x
    x = 496,458,006.80/26,043.34
  6. Step 6: Final answer
    x = 19,062.76

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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.