Home / 26,675.20-36,813.90-15,348.28

Finding the Fourth Proportional to 26,675.20, 36,813.90 and 15,348.28

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Solution

The fourth proportional to 26,675.20, 36,813.90 and 15,348.28 is: 21,181.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.20 : 36,813.90 = 15,348.28 : x
  2. Step 2: Convert to fraction form
    26,675.20/36,813.90 = 15,348.28/x
  3. Step 3: Cross multiply
    26,675.20x = 36,813.90 × 15,348.28
  4. Step 4: Simplify right side
    26,675.20x = 565,030,045.09
  5. Step 5: Solve for x
    x = 565,030,045.09/26,675.20
  6. Step 6: Final answer
    x = 21,181.85

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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.