Home / 39,077.82-53,929.67-22,081.63

Finding the Fourth Proportional to 39,077.82, 53,929.67 and 22,081.63

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Solution

The fourth proportional to 39,077.82, 53,929.67 and 22,081.63 is: 30,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.82 : 53,929.67 = 22,081.63 : x
  2. Step 2: Convert to fraction form
    39,077.82/53,929.67 = 22,081.63/x
  3. Step 3: Cross multiply
    39,077.82x = 53,929.67 × 22,081.63
  4. Step 4: Simplify right side
    39,077.82x = 1,190,855,018.96
  5. Step 5: Solve for x
    x = 1,190,855,018.96/39,077.82
  6. Step 6: Final answer
    x = 30,473.94

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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.