Home / 27,565.84-41,333.10-18,811.36

Finding the Fourth Proportional to 27,565.84, 41,333.10 and 18,811.36

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Solution

The fourth proportional to 27,565.84, 41,333.10 and 18,811.36 is: 28,206.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,565.84 : 41,333.10 = 18,811.36 : x
  2. Step 2: Convert to fraction form
    27,565.84/41,333.10 = 18,811.36/x
  3. Step 3: Cross multiply
    27,565.84x = 41,333.10 × 18,811.36
  4. Step 4: Simplify right side
    27,565.84x = 777,531,824.02
  5. Step 5: Solve for x
    x = 777,531,824.02/27,565.84
  6. Step 6: Final answer
    x = 28,206.35

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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.