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Finding the Fourth Proportional to 22,632.70, 33,948.91 and 12,310.06

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Solution

The fourth proportional to 22,632.70, 33,948.91 and 12,310.06 is: 18,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,632.70 : 33,948.91 = 12,310.06 : x
  2. Step 2: Convert to fraction form
    22,632.70/33,948.91 = 12,310.06/x
  3. Step 3: Cross multiply
    22,632.70x = 33,948.91 × 12,310.06
  4. Step 4: Simplify right side
    22,632.70x = 417,913,003.39
  5. Step 5: Solve for x
    x = 417,913,003.39/22,632.70
  6. Step 6: Final answer
    x = 18,465.01

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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.