Home / 34,324.70-47,370.15-19,218.29

Finding the Fourth Proportional to 34,324.70, 47,370.15 and 19,218.29

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Solution

The fourth proportional to 34,324.70, 47,370.15 and 19,218.29 is: 26,522.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,324.70 : 47,370.15 = 19,218.29 : x
  2. Step 2: Convert to fraction form
    34,324.70/47,370.15 = 19,218.29/x
  3. Step 3: Cross multiply
    34,324.70x = 47,370.15 × 19,218.29
  4. Step 4: Simplify right side
    34,324.70x = 910,373,043.19
  5. Step 5: Solve for x
    x = 910,373,043.19/34,324.70
  6. Step 6: Final answer
    x = 26,522.39

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Double scale
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Similar ratio
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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.