Home / 27,844.53-38,425.40-15,269.25

Finding the Fourth Proportional to 27,844.53, 38,425.40 and 15,269.25

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Solution

The fourth proportional to 27,844.53, 38,425.40 and 15,269.25 is: 21,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.53 : 38,425.40 = 15,269.25 : x
  2. Step 2: Convert to fraction form
    27,844.53/38,425.40 = 15,269.25/x
  3. Step 3: Cross multiply
    27,844.53x = 38,425.40 × 15,269.25
  4. Step 4: Simplify right side
    27,844.53x = 586,726,962.60
  5. Step 5: Solve for x
    x = 586,726,962.60/27,844.53
  6. Step 6: Final answer
    x = 21,071.53

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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.