Home / 34,187.22-47,182.69-19,843.98

Finding the Fourth Proportional to 34,187.22, 47,182.69 and 19,843.98

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Solution

The fourth proportional to 34,187.22, 47,182.69 and 19,843.98 is: 27,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.22 : 47,182.69 = 19,843.98 : x
  2. Step 2: Convert to fraction form
    34,187.22/47,182.69 = 19,843.98/x
  3. Step 3: Cross multiply
    34,187.22x = 47,182.69 × 19,843.98
  4. Step 4: Simplify right side
    34,187.22x = 936,292,356.71
  5. Step 5: Solve for x
    x = 936,292,356.71/34,187.22
  6. Step 6: Final answer
    x = 27,387.20

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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.