Home / 27,063.81-37,345.01-15,126.75

Finding the Fourth Proportional to 27,063.81, 37,345.01 and 15,126.75

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Solution

The fourth proportional to 27,063.81, 37,345.01 and 15,126.75 is: 20,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,063.81 : 37,345.01 = 15,126.75 : x
  2. Step 2: Convert to fraction form
    27,063.81/37,345.01 = 15,126.75/x
  3. Step 3: Cross multiply
    27,063.81x = 37,345.01 × 15,126.75
  4. Step 4: Simplify right side
    27,063.81x = 564,908,554.38
  5. Step 5: Solve for x
    x = 564,908,554.38/27,063.81
  6. Step 6: Final answer
    x = 20,873.21

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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.