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Finding the Fourth Proportional to 22,345.84, 33,518.33 and 9,018.48

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Solution

The fourth proportional to 22,345.84, 33,518.33 and 9,018.48 is: 13,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.84 : 33,518.33 = 9,018.48 : x
  2. Step 2: Convert to fraction form
    22,345.84/33,518.33 = 9,018.48/x
  3. Step 3: Cross multiply
    22,345.84x = 33,518.33 × 9,018.48
  4. Step 4: Simplify right side
    22,345.84x = 302,284,343.65
  5. Step 5: Solve for x
    x = 302,284,343.65/22,345.84
  6. Step 6: Final answer
    x = 13,527.55

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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.