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Finding the Fourth Proportional to 17,448.99, 24,101.22 and 12,661.23

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Solution

The fourth proportional to 17,448.99, 24,101.22 and 12,661.23 is: 17,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,448.99 : 24,101.22 = 12,661.23 : x
  2. Step 2: Convert to fraction form
    17,448.99/24,101.22 = 12,661.23/x
  3. Step 3: Cross multiply
    17,448.99x = 24,101.22 × 12,661.23
  4. Step 4: Simplify right side
    17,448.99x = 305,151,089.70
  5. Step 5: Solve for x
    x = 305,151,089.70/17,448.99
  6. Step 6: Final answer
    x = 17,488.18

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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.