Home / 27,313.96-37,685.10-15,980.44

Finding the Fourth Proportional to 27,313.96, 37,685.10 and 15,980.44

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Solution

The fourth proportional to 27,313.96, 37,685.10 and 15,980.44 is: 22,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,313.96 : 37,685.10 = 15,980.44 : x
  2. Step 2: Convert to fraction form
    27,313.96/37,685.10 = 15,980.44/x
  3. Step 3: Cross multiply
    27,313.96x = 37,685.10 × 15,980.44
  4. Step 4: Simplify right side
    27,313.96x = 602,224,479.44
  5. Step 5: Solve for x
    x = 602,224,479.44/27,313.96
  6. Step 6: Final answer
    x = 22,048.23

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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.