Home / 22,521.81-33,756.34-9,186.49

Finding the Fourth Proportional to 22,521.81, 33,756.34 and 9,186.49

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Solution

The fourth proportional to 22,521.81, 33,756.34 and 9,186.49 is: 13,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.81 : 33,756.34 = 9,186.49 : x
  2. Step 2: Convert to fraction form
    22,521.81/33,756.34 = 9,186.49/x
  3. Step 3: Cross multiply
    22,521.81x = 33,756.34 × 9,186.49
  4. Step 4: Simplify right side
    22,521.81x = 310,102,172.49
  5. Step 5: Solve for x
    x = 310,102,172.49/22,521.81
  6. Step 6: Final answer
    x = 13,768.97

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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.