Home / 27,901.12-38,504.44-15,326.16

Finding the Fourth Proportional to 27,901.12, 38,504.44 and 15,326.16

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Solution

The fourth proportional to 27,901.12, 38,504.44 and 15,326.16 is: 21,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.12 : 38,504.44 = 15,326.16 : x
  2. Step 2: Convert to fraction form
    27,901.12/38,504.44 = 15,326.16/x
  3. Step 3: Cross multiply
    27,901.12x = 38,504.44 × 15,326.16
  4. Step 4: Simplify right side
    27,901.12x = 590,125,208.15
  5. Step 5: Solve for x
    x = 590,125,208.15/27,901.12
  6. Step 6: Final answer
    x = 21,150.59

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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.