Home / 29,744.89-41,036.63-18,990.16

Finding the Fourth Proportional to 29,744.89, 41,036.63 and 18,990.16

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Solution

The fourth proportional to 29,744.89, 41,036.63 and 18,990.16 is: 26,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,744.89 : 41,036.63 = 18,990.16 : x
  2. Step 2: Convert to fraction form
    29,744.89/41,036.63 = 18,990.16/x
  3. Step 3: Cross multiply
    29,744.89x = 41,036.63 × 18,990.16
  4. Step 4: Simplify right side
    29,744.89x = 779,292,202.85
  5. Step 5: Solve for x
    x = 779,292,202.85/29,744.89
  6. Step 6: Final answer
    x = 26,199.20

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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.