Home / 27,120.19-37,425.46-15,019.52

Finding the Fourth Proportional to 27,120.19, 37,425.46 and 15,019.52

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Solution

The fourth proportional to 27,120.19, 37,425.46 and 15,019.52 is: 20,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.19 : 37,425.46 = 15,019.52 : x
  2. Step 2: Convert to fraction form
    27,120.19/37,425.46 = 15,019.52/x
  3. Step 3: Cross multiply
    27,120.19x = 37,425.46 × 15,019.52
  4. Step 4: Simplify right side
    27,120.19x = 562,112,444.98
  5. Step 5: Solve for x
    x = 562,112,444.98/27,120.19
  6. Step 6: Final answer
    x = 20,726.71

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Half scale
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Double scale
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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.