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Finding the Fourth Proportional to 39,674.66, 54,751.02 and 22,679.27

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Solution

The fourth proportional to 39,674.66, 54,751.02 and 22,679.27 is: 31,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674.66 : 54,751.02 = 22,679.27 : x
  2. Step 2: Convert to fraction form
    39,674.66/54,751.02 = 22,679.27/x
  3. Step 3: Cross multiply
    39,674.66x = 54,751.02 × 22,679.27
  4. Step 4: Simplify right side
    39,674.66x = 1,241,712,985.45
  5. Step 5: Solve for x
    x = 1,241,712,985.45/39,674.66
  6. Step 6: Final answer
    x = 31,297.38

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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.