Home / 27,734.49-38,273.61-15,798.95

Finding the Fourth Proportional to 27,734.49, 38,273.61 and 15,798.95

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Solution

The fourth proportional to 27,734.49, 38,273.61 and 15,798.95 is: 21,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,734.49 : 38,273.61 = 15,798.95 : x
  2. Step 2: Convert to fraction form
    27,734.49/38,273.61 = 15,798.95/x
  3. Step 3: Cross multiply
    27,734.49x = 38,273.61 × 15,798.95
  4. Step 4: Simplify right side
    27,734.49x = 604,682,659.34
  5. Step 5: Solve for x
    x = 604,682,659.34/27,734.49
  6. Step 6: Final answer
    x = 21,802.55

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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.