Home / 40,441.89-55,780.10-26,805.27

Finding the Fourth Proportional to 40,441.89, 55,780.10 and 26,805.27

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Solution

The fourth proportional to 40,441.89, 55,780.10 and 26,805.27 is: 36,971.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,441.89 : 55,780.10 = 26,805.27 : x
  2. Step 2: Convert to fraction form
    40,441.89/55,780.10 = 26,805.27/x
  3. Step 3: Cross multiply
    40,441.89x = 55,780.10 × 26,805.27
  4. Step 4: Simplify right side
    40,441.89x = 1,495,200,641.13
  5. Step 5: Solve for x
    x = 1,495,200,641.13/40,441.89
  6. Step 6: Final answer
    x = 36,971.58

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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.