Home / 34,431.60-47,514.98-19,323.07

Finding the Fourth Proportional to 34,431.60, 47,514.98 and 19,323.07

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Solution

The fourth proportional to 34,431.60, 47,514.98 and 19,323.07 is: 26,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,431.60 : 47,514.98 = 19,323.07 : x
  2. Step 2: Convert to fraction form
    34,431.60/47,514.98 = 19,323.07/x
  3. Step 3: Cross multiply
    34,431.60x = 47,514.98 × 19,323.07
  4. Step 4: Simplify right side
    34,431.60x = 918,135,187.97
  5. Step 5: Solve for x
    x = 918,135,187.97/34,431.60
  6. Step 6: Final answer
    x = 26,665.49

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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.