Home / 22,127.62-33,178.65-7,332.55

Finding the Fourth Proportional to 22,127.62, 33,178.65 and 7,332.55

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Solution

The fourth proportional to 22,127.62, 33,178.65 and 7,332.55 is: 10,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,127.62 : 33,178.65 = 7,332.55 : x
  2. Step 2: Convert to fraction form
    22,127.62/33,178.65 = 7,332.55/x
  3. Step 3: Cross multiply
    22,127.62x = 33,178.65 × 7,332.55
  4. Step 4: Simplify right side
    22,127.62x = 243,284,110.06
  5. Step 5: Solve for x
    x = 243,284,110.06/22,127.62
  6. Step 6: Final answer
    x = 10,994.59

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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.