Home / 38,394.04-52,983.30-21,627.08

Finding the Fourth Proportional to 38,394.04, 52,983.30 and 21,627.08

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Solution

The fourth proportional to 38,394.04, 52,983.30 and 21,627.08 is: 29,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,394.04 : 52,983.30 = 21,627.08 : x
  2. Step 2: Convert to fraction form
    38,394.04/52,983.30 = 21,627.08/x
  3. Step 3: Cross multiply
    38,394.04x = 52,983.30 × 21,627.08
  4. Step 4: Simplify right side
    38,394.04x = 1,145,874,067.76
  5. Step 5: Solve for x
    x = 1,145,874,067.76/38,394.04
  6. Step 6: Final answer
    x = 29,845.10

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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.