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Finding the Fourth Proportional to 34,686.72, 47,891.07 and 22,770.27

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Solution

The fourth proportional to 34,686.72, 47,891.07 and 22,770.27 is: 31,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,686.72 : 47,891.07 = 22,770.27 : x
  2. Step 2: Convert to fraction form
    34,686.72/47,891.07 = 22,770.27/x
  3. Step 3: Cross multiply
    34,686.72x = 47,891.07 × 22,770.27
  4. Step 4: Simplify right side
    34,686.72x = 1,090,492,594.49
  5. Step 5: Solve for x
    x = 1,090,492,594.49/34,686.72
  6. Step 6: Final answer
    x = 31,438.33

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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.