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Finding the Fourth Proportional to 34,658.42, 47,828.34 and 19,550.97

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Solution

The fourth proportional to 34,658.42, 47,828.34 and 19,550.97 is: 26,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,658.42 : 47,828.34 = 19,550.97 : x
  2. Step 2: Convert to fraction form
    34,658.42/47,828.34 = 19,550.97/x
  3. Step 3: Cross multiply
    34,658.42x = 47,828.34 × 19,550.97
  4. Step 4: Simplify right side
    34,658.42x = 935,090,440.49
  5. Step 5: Solve for x
    x = 935,090,440.49/34,658.42
  6. Step 6: Final answer
    x = 26,980.18

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Double scale
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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.