Home / 27,468.45-37,908.81-15,533.91

Finding the Fourth Proportional to 27,468.45, 37,908.81 and 15,533.91

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Solution

The fourth proportional to 27,468.45, 37,908.81 and 15,533.91 is: 21,438.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.45 : 37,908.81 = 15,533.91 : x
  2. Step 2: Convert to fraction form
    27,468.45/37,908.81 = 15,533.91/x
  3. Step 3: Cross multiply
    27,468.45x = 37,908.81 × 15,533.91
  4. Step 4: Simplify right side
    27,468.45x = 588,872,042.75
  5. Step 5: Solve for x
    x = 588,872,042.75/27,468.45
  6. Step 6: Final answer
    x = 21,438.12

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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.