Home / 26,511.32-36,585.71-15,180.99

Finding the Fourth Proportional to 26,511.32, 36,585.71 and 15,180.99

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Solution

The fourth proportional to 26,511.32, 36,585.71 and 15,180.99 is: 20,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.32 : 36,585.71 = 15,180.99 : x
  2. Step 2: Convert to fraction form
    26,511.32/36,585.71 = 15,180.99/x
  3. Step 3: Cross multiply
    26,511.32x = 36,585.71 × 15,180.99
  4. Step 4: Simplify right side
    26,511.32x = 555,407,313.21
  5. Step 5: Solve for x
    x = 555,407,313.21/26,511.32
  6. Step 6: Final answer
    x = 20,949.82

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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.