Home / 18,569.97-27,788.40-16,079.75

Finding the Fourth Proportional to 18,569.97, 27,788.40 and 16,079.75

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Solution

The fourth proportional to 18,569.97, 27,788.40 and 16,079.75 is: 24,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.97 : 27,788.40 = 16,079.75 : x
  2. Step 2: Convert to fraction form
    18,569.97/27,788.40 = 16,079.75/x
  3. Step 3: Cross multiply
    18,569.97x = 27,788.40 × 16,079.75
  4. Step 4: Simplify right side
    18,569.97x = 446,830,490.16
  5. Step 5: Solve for x
    x = 446,830,490.16/18,569.97
  6. Step 6: Final answer
    x = 24,061.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.