Home / 21,347.26-32,020.89-10,952.38

Finding the Fourth Proportional to 21,347.26, 32,020.89 and 10,952.38

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Solution

The fourth proportional to 21,347.26, 32,020.89 and 10,952.38 is: 16,428.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.26 : 32,020.89 = 10,952.38 : x
  2. Step 2: Convert to fraction form
    21,347.26/32,020.89 = 10,952.38/x
  3. Step 3: Cross multiply
    21,347.26x = 32,020.89 × 10,952.38
  4. Step 4: Simplify right side
    21,347.26x = 350,704,955.22
  5. Step 5: Solve for x
    x = 350,704,955.22/21,347.26
  6. Step 6: Final answer
    x = 16,428.57

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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.