Home / 29,389.46-40,569.87-19,842.28

Finding the Fourth Proportional to 29,389.46, 40,569.87 and 19,842.28

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Solution

The fourth proportional to 29,389.46, 40,569.87 and 19,842.28 is: 27,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.46 : 40,569.87 = 19,842.28 : x
  2. Step 2: Convert to fraction form
    29,389.46/40,569.87 = 19,842.28/x
  3. Step 3: Cross multiply
    29,389.46x = 40,569.87 × 19,842.28
  4. Step 4: Simplify right side
    29,389.46x = 804,998,620.89
  5. Step 5: Solve for x
    x = 804,998,620.89/29,389.46
  6. Step 6: Final answer
    x = 27,390.73

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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.