Home / 39,330.16-54,270.94-22,334.28

Finding the Fourth Proportional to 39,330.16, 54,270.94 and 22,334.28

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Solution

The fourth proportional to 39,330.16, 54,270.94 and 22,334.28 is: 30,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,330.16 : 54,270.94 = 22,334.28 : x
  2. Step 2: Convert to fraction form
    39,330.16/54,270.94 = 22,334.28/x
  3. Step 3: Cross multiply
    39,330.16x = 54,270.94 × 22,334.28
  4. Step 4: Simplify right side
    39,330.16x = 1,212,102,369.82
  5. Step 5: Solve for x
    x = 1,212,102,369.82/39,330.16
  6. Step 6: Final answer
    x = 30,818.65

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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.