Home / 38,080.38-52,551.24-21,313.38

Finding the Fourth Proportional to 38,080.38, 52,551.24 and 21,313.38

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Solution

The fourth proportional to 38,080.38, 52,551.24 and 21,313.38 is: 29,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.38 : 52,551.24 = 21,313.38 : x
  2. Step 2: Convert to fraction form
    38,080.38/52,551.24 = 21,313.38/x
  3. Step 3: Cross multiply
    38,080.38x = 52,551.24 × 21,313.38
  4. Step 4: Simplify right side
    38,080.38x = 1,120,044,547.59
  5. Step 5: Solve for x
    x = 1,120,044,547.59/38,080.38
  6. Step 6: Final answer
    x = 29,412.64

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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.