Home / 21,624.24-29,841.23-13,673.01

Finding the Fourth Proportional to 21,624.24, 29,841.23 and 13,673.01

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Solution

The fourth proportional to 21,624.24, 29,841.23 and 13,673.01 is: 18,868.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.24 : 29,841.23 = 13,673.01 : x
  2. Step 2: Convert to fraction form
    21,624.24/29,841.23 = 13,673.01/x
  3. Step 3: Cross multiply
    21,624.24x = 29,841.23 × 13,673.01
  4. Step 4: Simplify right side
    21,624.24x = 408,019,470.38
  5. Step 5: Solve for x
    x = 408,019,470.38/21,624.24
  6. Step 6: Final answer
    x = 18,868.62

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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.