Home / 36,180.72-49,911.12-22,557.60

Finding the Fourth Proportional to 36,180.72, 49,911.12 and 22,557.60

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Solution

The fourth proportional to 36,180.72, 49,911.12 and 22,557.60 is: 31,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,180.72 : 49,911.12 = 22,557.60 : x
  2. Step 2: Convert to fraction form
    36,180.72/49,911.12 = 22,557.60/x
  3. Step 3: Cross multiply
    36,180.72x = 49,911.12 × 22,557.60
  4. Step 4: Simplify right side
    36,180.72x = 1,125,875,080.51
  5. Step 5: Solve for x
    x = 1,125,875,080.51/36,180.72
  6. Step 6: Final answer
    x = 31,118.09

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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.