Home / 26,651.72-36,779.13-14,715.14

Finding the Fourth Proportional to 26,651.72, 36,779.13 and 14,715.14

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Solution

The fourth proportional to 26,651.72, 36,779.13 and 14,715.14 is: 20,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.72 : 36,779.13 = 14,715.14 : x
  2. Step 2: Convert to fraction form
    26,651.72/36,779.13 = 14,715.14/x
  3. Step 3: Cross multiply
    26,651.72x = 36,779.13 × 14,715.14
  4. Step 4: Simplify right side
    26,651.72x = 541,210,083.79
  5. Step 5: Solve for x
    x = 541,210,083.79/26,651.72
  6. Step 6: Final answer
    x = 20,306.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.