Home / 34,446.72-47,537.18-19,340.49

Finding the Fourth Proportional to 34,446.72, 47,537.18 and 19,340.49

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Solution

The fourth proportional to 34,446.72, 47,537.18 and 19,340.49 is: 26,690.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,446.72 : 47,537.18 = 19,340.49 : x
  2. Step 2: Convert to fraction form
    34,446.72/47,537.18 = 19,340.49/x
  3. Step 3: Cross multiply
    34,446.72x = 47,537.18 × 19,340.49
  4. Step 4: Simplify right side
    34,446.72x = 919,392,257.72
  5. Step 5: Solve for x
    x = 919,392,257.72/34,446.72
  6. Step 6: Final answer
    x = 26,690.27

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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.