Home / 26,380.10-39,536.30-10,779.14

Finding the Fourth Proportional to 26,380.10, 39,536.30 and 10,779.14

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Solution

The fourth proportional to 26,380.10, 39,536.30 and 10,779.14 is: 16,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.10 : 39,536.30 = 10,779.14 : x
  2. Step 2: Convert to fraction form
    26,380.10/39,536.30 = 10,779.14/x
  3. Step 3: Cross multiply
    26,380.10x = 39,536.30 × 10,779.14
  4. Step 4: Simplify right side
    26,380.10x = 426,167,312.78
  5. Step 5: Solve for x
    x = 426,167,312.78/26,380.10
  6. Step 6: Final answer
    x = 16,154.88

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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.