Home / 28,868.81-39,834.68-17,532.39

Finding the Fourth Proportional to 28,868.81, 39,834.68 and 17,532.39

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Solution

The fourth proportional to 28,868.81, 39,834.68 and 17,532.39 is: 24,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,868.81 : 39,834.68 = 17,532.39 : x
  2. Step 2: Convert to fraction form
    28,868.81/39,834.68 = 17,532.39/x
  3. Step 3: Cross multiply
    28,868.81x = 39,834.68 × 17,532.39
  4. Step 4: Simplify right side
    28,868.81x = 698,397,057.62
  5. Step 5: Solve for x
    x = 698,397,057.62/28,868.81
  6. Step 6: Final answer
    x = 24,192.10

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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.