Home / 18,565.45-27,781.64-16,075.23

Finding the Fourth Proportional to 18,565.45, 27,781.64 and 16,075.23

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Solution

The fourth proportional to 18,565.45, 27,781.64 and 16,075.23 is: 24,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.45 : 27,781.64 = 16,075.23 : x
  2. Step 2: Convert to fraction form
    18,565.45/27,781.64 = 16,075.23/x
  3. Step 3: Cross multiply
    18,565.45x = 27,781.64 × 16,075.23
  4. Step 4: Simplify right side
    18,565.45x = 446,596,292.97
  5. Step 5: Solve for x
    x = 446,596,292.97/18,565.45
  6. Step 6: Final answer
    x = 24,055.24

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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.