Home / 27,254.16-37,614.84-15,318.64

Finding the Fourth Proportional to 27,254.16, 37,614.84 and 15,318.64

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Solution

The fourth proportional to 27,254.16, 37,614.84 and 15,318.64 is: 21,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.16 : 37,614.84 = 15,318.64 : x
  2. Step 2: Convert to fraction form
    27,254.16/37,614.84 = 15,318.64/x
  3. Step 3: Cross multiply
    27,254.16x = 37,614.84 × 15,318.64
  4. Step 4: Simplify right side
    27,254.16x = 576,208,192.62
  5. Step 5: Solve for x
    x = 576,208,192.62/27,254.16
  6. Step 6: Final answer
    x = 21,142.03

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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.