Home / 26,989.47-40,459.71-9,449.73

Finding the Fourth Proportional to 26,989.47, 40,459.71 and 9,449.73

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Solution

The fourth proportional to 26,989.47, 40,459.71 and 9,449.73 is: 14,166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.47 : 40,459.71 = 9,449.73 : x
  2. Step 2: Convert to fraction form
    26,989.47/40,459.71 = 9,449.73/x
  3. Step 3: Cross multiply
    26,989.47x = 40,459.71 × 9,449.73
  4. Step 4: Simplify right side
    26,989.47x = 382,333,335.38
  5. Step 5: Solve for x
    x = 382,333,335.38/26,989.47
  6. Step 6: Final answer
    x = 14,166.02

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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.