Home / 26,857.26-37,064.25-14,920.20

Finding the Fourth Proportional to 26,857.26, 37,064.25 and 14,920.20

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Solution

The fourth proportional to 26,857.26, 37,064.25 and 14,920.20 is: 20,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.26 : 37,064.25 = 14,920.20 : x
  2. Step 2: Convert to fraction form
    26,857.26/37,064.25 = 14,920.20/x
  3. Step 3: Cross multiply
    26,857.26x = 37,064.25 × 14,920.20
  4. Step 4: Simplify right side
    26,857.26x = 553,006,022.85
  5. Step 5: Solve for x
    x = 553,006,022.85/26,857.26
  6. Step 6: Final answer
    x = 20,590.56

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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.