Home / 27,732.83-38,275.29-15,797.30

Finding the Fourth Proportional to 27,732.83, 38,275.29 and 15,797.30

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Solution

The fourth proportional to 27,732.83, 38,275.29 and 15,797.30 is: 21,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732.83 : 38,275.29 = 15,797.30 : x
  2. Step 2: Convert to fraction form
    27,732.83/38,275.29 = 15,797.30/x
  3. Step 3: Cross multiply
    27,732.83x = 38,275.29 × 15,797.30
  4. Step 4: Simplify right side
    27,732.83x = 604,646,238.72
  5. Step 5: Solve for x
    x = 604,646,238.72/27,732.83
  6. Step 6: Final answer
    x = 21,802.54

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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.