Home / 39,068.16-53,917.92-22,303.68

Finding the Fourth Proportional to 39,068.16, 53,917.92 and 22,303.68

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Solution

The fourth proportional to 39,068.16, 53,917.92 and 22,303.68 is: 30,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,068.16 : 53,917.92 = 22,303.68 : x
  2. Step 2: Convert to fraction form
    39,068.16/53,917.92 = 22,303.68/x
  3. Step 3: Cross multiply
    39,068.16x = 53,917.92 × 22,303.68
  4. Step 4: Simplify right side
    39,068.16x = 1,202,568,033.95
  5. Step 5: Solve for x
    x = 1,202,568,033.95/39,068.16
  6. Step 6: Final answer
    x = 30,781.28

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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.