Home / 22,845.58-34,185.33-18,859.77

Finding the Fourth Proportional to 22,845.58, 34,185.33 and 18,859.77

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Solution

The fourth proportional to 22,845.58, 34,185.33 and 18,859.77 is: 28,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,845.58 : 34,185.33 = 18,859.77 : x
  2. Step 2: Convert to fraction form
    22,845.58/34,185.33 = 18,859.77/x
  3. Step 3: Cross multiply
    22,845.58x = 34,185.33 × 18,859.77
  4. Step 4: Simplify right side
    22,845.58x = 644,727,461.17
  5. Step 5: Solve for x
    x = 644,727,461.17/22,845.58
  6. Step 6: Final answer
    x = 28,221.10

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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.