Home / 39,304.35-54,227.70-22,307.31

Finding the Fourth Proportional to 39,304.35, 54,227.70 and 22,307.31

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Solution

The fourth proportional to 39,304.35, 54,227.70 and 22,307.31 is: 30,777.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,304.35 : 54,227.70 = 22,307.31 : x
  2. Step 2: Convert to fraction form
    39,304.35/54,227.70 = 22,307.31/x
  3. Step 3: Cross multiply
    39,304.35x = 54,227.70 × 22,307.31
  4. Step 4: Simplify right side
    39,304.35x = 1,209,674,114.49
  5. Step 5: Solve for x
    x = 1,209,674,114.49/39,304.35
  6. Step 6: Final answer
    x = 30,777.11

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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.