Home / 22,857.12-31,534.38-16,154.10

Finding the Fourth Proportional to 22,857.12, 31,534.38 and 16,154.10

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Solution

The fourth proportional to 22,857.12, 31,534.38 and 16,154.10 is: 22,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,857.12 : 31,534.38 = 16,154.10 : x
  2. Step 2: Convert to fraction form
    22,857.12/31,534.38 = 16,154.10/x
  3. Step 3: Cross multiply
    22,857.12x = 31,534.38 × 16,154.10
  4. Step 4: Simplify right side
    22,857.12x = 509,409,527.96
  5. Step 5: Solve for x
    x = 509,409,527.96/22,857.12
  6. Step 6: Final answer
    x = 22,286.69

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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.