Home / 28,226.85-38,950.23-16,294.03

Finding the Fourth Proportional to 28,226.85, 38,950.23 and 16,294.03

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Solution

The fourth proportional to 28,226.85, 38,950.23 and 16,294.03 is: 22,484.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.85 : 38,950.23 = 16,294.03 : x
  2. Step 2: Convert to fraction form
    28,226.85/38,950.23 = 16,294.03/x
  3. Step 3: Cross multiply
    28,226.85x = 38,950.23 × 16,294.03
  4. Step 4: Simplify right side
    28,226.85x = 634,656,179.85
  5. Step 5: Solve for x
    x = 634,656,179.85/28,226.85
  6. Step 6: Final answer
    x = 22,484.13

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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.