Home / 27,893.30-38,491.38-15,957.95

Finding the Fourth Proportional to 27,893.30, 38,491.38 and 15,957.95

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Solution

The fourth proportional to 27,893.30, 38,491.38 and 15,957.95 is: 22,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,893.30 : 38,491.38 = 15,957.95 : x
  2. Step 2: Convert to fraction form
    27,893.30/38,491.38 = 15,957.95/x
  3. Step 3: Cross multiply
    27,893.30x = 38,491.38 × 15,957.95
  4. Step 4: Simplify right side
    27,893.30x = 614,243,325.01
  5. Step 5: Solve for x
    x = 614,243,325.01/27,893.30
  6. Step 6: Final answer
    x = 22,021.18

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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.