Home / 22,049.11-30,416.10-13,968.51

Finding the Fourth Proportional to 22,049.11, 30,416.10 and 13,968.51

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Solution

The fourth proportional to 22,049.11, 30,416.10 and 13,968.51 is: 19,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,049.11 : 30,416.10 = 13,968.51 : x
  2. Step 2: Convert to fraction form
    22,049.11/30,416.10 = 13,968.51/x
  3. Step 3: Cross multiply
    22,049.11x = 30,416.10 × 13,968.51
  4. Step 4: Simplify right side
    22,049.11x = 424,867,444.93
  5. Step 5: Solve for x
    x = 424,867,444.93/22,049.11
  6. Step 6: Final answer
    x = 19,269.15

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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.