Home / 27,228.45-37,574.10-15,898.59

Finding the Fourth Proportional to 27,228.45, 37,574.10 and 15,898.59

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Solution

The fourth proportional to 27,228.45, 37,574.10 and 15,898.59 is: 21,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.45 : 37,574.10 = 15,898.59 : x
  2. Step 2: Convert to fraction form
    27,228.45/37,574.10 = 15,898.59/x
  3. Step 3: Cross multiply
    27,228.45x = 37,574.10 × 15,898.59
  4. Step 4: Simplify right side
    27,228.45x = 597,375,210.52
  5. Step 5: Solve for x
    x = 597,375,210.52/27,228.45
  6. Step 6: Final answer
    x = 21,939.38

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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.