Home / 27,734.38-38,269.02-15,797.95

Finding the Fourth Proportional to 27,734.38, 38,269.02 and 15,797.95

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Solution

The fourth proportional to 27,734.38, 38,269.02 and 15,797.95 is: 21,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,734.38 : 38,269.02 = 15,797.95 : x
  2. Step 2: Convert to fraction form
    27,734.38/38,269.02 = 15,797.95/x
  3. Step 3: Cross multiply
    27,734.38x = 38,269.02 × 15,797.95
  4. Step 4: Simplify right side
    27,734.38x = 604,572,064.51
  5. Step 5: Solve for x
    x = 604,572,064.51/27,734.38
  6. Step 6: Final answer
    x = 21,798.65

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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.