Home / 38,515.54-53,140.17-22,600.66

Finding the Fourth Proportional to 38,515.54, 53,140.17 and 22,600.66

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Solution

The fourth proportional to 38,515.54, 53,140.17 and 22,600.66 is: 31,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515.54 : 53,140.17 = 22,600.66 : x
  2. Step 2: Convert to fraction form
    38,515.54/53,140.17 = 22,600.66/x
  3. Step 3: Cross multiply
    38,515.54x = 53,140.17 × 22,600.66
  4. Step 4: Simplify right side
    38,515.54x = 1,201,002,914.51
  5. Step 5: Solve for x
    x = 1,201,002,914.51/38,515.54
  6. Step 6: Final answer
    x = 31,182.29

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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.