Home / 27,403.34-37,815.66-15,304.44

Finding the Fourth Proportional to 27,403.34, 37,815.66 and 15,304.44

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Solution

The fourth proportional to 27,403.34, 37,815.66 and 15,304.44 is: 21,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403.34 : 37,815.66 = 15,304.44 : x
  2. Step 2: Convert to fraction form
    27,403.34/37,815.66 = 15,304.44/x
  3. Step 3: Cross multiply
    27,403.34x = 37,815.66 × 15,304.44
  4. Step 4: Simplify right side
    27,403.34x = 578,747,641.34
  5. Step 5: Solve for x
    x = 578,747,641.34/27,403.34
  6. Step 6: Final answer
    x = 21,119.60

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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.