Home / 26,886.30-40,329.45-26,627.10

Finding the Fourth Proportional to 26,886.30, 40,329.45 and 26,627.10

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Solution

The fourth proportional to 26,886.30, 40,329.45 and 26,627.10 is: 39,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.30 : 40,329.45 = 26,627.10 : x
  2. Step 2: Convert to fraction form
    26,886.30/40,329.45 = 26,627.10/x
  3. Step 3: Cross multiply
    26,886.30x = 40,329.45 × 26,627.10
  4. Step 4: Simplify right side
    26,886.30x = 1,073,856,298.10
  5. Step 5: Solve for x
    x = 1,073,856,298.10/26,886.30
  6. Step 6: Final answer
    x = 39,940.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.