Home / 27,733.99-38,272.92-15,798.45

Finding the Fourth Proportional to 27,733.99, 38,272.92 and 15,798.45

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Solution

The fourth proportional to 27,733.99, 38,272.92 and 15,798.45 is: 21,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.99 : 38,272.92 = 15,798.45 : x
  2. Step 2: Convert to fraction form
    27,733.99/38,272.92 = 15,798.45/x
  3. Step 3: Cross multiply
    27,733.99x = 38,272.92 × 15,798.45
  4. Step 4: Simplify right side
    27,733.99x = 604,652,812.97
  5. Step 5: Solve for x
    x = 604,652,812.97/27,733.99
  6. Step 6: Final answer
    x = 21,801.87

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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.