Home / 26,031.90-39,043.80-7,310.10

Finding the Fourth Proportional to 26,031.90, 39,043.80 and 7,310.10

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Solution

The fourth proportional to 26,031.90, 39,043.80 and 7,310.10 is: 10,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,031.90 : 39,043.80 = 7,310.10 : x
  2. Step 2: Convert to fraction form
    26,031.90/39,043.80 = 7,310.10/x
  3. Step 3: Cross multiply
    26,031.90x = 39,043.80 × 7,310.10
  4. Step 4: Simplify right side
    26,031.90x = 285,414,082.38
  5. Step 5: Solve for x
    x = 285,414,082.38/26,031.90
  6. Step 6: Final answer
    x = 10,964.01

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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.