Home / 19,913.89-27,484.31-14,553.95

Finding the Fourth Proportional to 19,913.89, 27,484.31 and 14,553.95

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Solution

The fourth proportional to 19,913.89, 27,484.31 and 14,553.95 is: 20,086.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.89 : 27,484.31 = 14,553.95 : x
  2. Step 2: Convert to fraction form
    19,913.89/27,484.31 = 14,553.95/x
  3. Step 3: Cross multiply
    19,913.89x = 27,484.31 × 14,553.95
  4. Step 4: Simplify right side
    19,913.89x = 400,005,273.52
  5. Step 5: Solve for x
    x = 400,005,273.52/19,913.89
  6. Step 6: Final answer
    x = 20,086.75

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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.