Home / 22,062.23-30,446.18-11,990.87

Finding the Fourth Proportional to 22,062.23, 30,446.18 and 11,990.87

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Solution

The fourth proportional to 22,062.23, 30,446.18 and 11,990.87 is: 16,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,062.23 : 30,446.18 = 11,990.87 : x
  2. Step 2: Convert to fraction form
    22,062.23/30,446.18 = 11,990.87/x
  3. Step 3: Cross multiply
    22,062.23x = 30,446.18 × 11,990.87
  4. Step 4: Simplify right side
    22,062.23x = 365,075,974.19
  5. Step 5: Solve for x
    x = 365,075,974.19/22,062.23
  6. Step 6: Final answer
    x = 16,547.56

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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.