Home / 27,213.66-37,554.70-15,276.99

Finding the Fourth Proportional to 27,213.66, 37,554.70 and 15,276.99

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Solution

The fourth proportional to 27,213.66, 37,554.70 and 15,276.99 is: 21,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.66 : 37,554.70 = 15,276.99 : x
  2. Step 2: Convert to fraction form
    27,213.66/37,554.70 = 15,276.99/x
  3. Step 3: Cross multiply
    27,213.66x = 37,554.70 × 15,276.99
  4. Step 4: Simplify right side
    27,213.66x = 573,722,776.35
  5. Step 5: Solve for x
    x = 573,722,776.35/27,213.66
  6. Step 6: Final answer
    x = 21,082.16

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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.