Home / 26,281.87-36,225.77-18,627.71

Finding the Fourth Proportional to 26,281.87, 36,225.77 and 18,627.71

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Solution

The fourth proportional to 26,281.87, 36,225.77 and 18,627.71 is: 25,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,281.87 : 36,225.77 = 18,627.71 : x
  2. Step 2: Convert to fraction form
    26,281.87/36,225.77 = 18,627.71/x
  3. Step 3: Cross multiply
    26,281.87x = 36,225.77 × 18,627.71
  4. Step 4: Simplify right side
    26,281.87x = 674,802,863.82
  5. Step 5: Solve for x
    x = 674,802,863.82/26,281.87
  6. Step 6: Final answer
    x = 25,675.61

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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.