Home / 21,554.84-32,332.80-5,972.42

Finding the Fourth Proportional to 21,554.84, 32,332.80 and 5,972.42

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Solution

The fourth proportional to 21,554.84, 32,332.80 and 5,972.42 is: 8,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554.84 : 32,332.80 = 5,972.42 : x
  2. Step 2: Convert to fraction form
    21,554.84/32,332.80 = 5,972.42/x
  3. Step 3: Cross multiply
    21,554.84x = 32,332.80 × 5,972.42
  4. Step 4: Simplify right side
    21,554.84x = 193,105,061.38
  5. Step 5: Solve for x
    x = 193,105,061.38/21,554.84
  6. Step 6: Final answer
    x = 8,958.78

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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.