Home / 28,226.98-38,956.44-16,293.52

Finding the Fourth Proportional to 28,226.98, 38,956.44 and 16,293.52

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Solution

The fourth proportional to 28,226.98, 38,956.44 and 16,293.52 is: 22,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.98 : 38,956.44 = 16,293.52 : x
  2. Step 2: Convert to fraction form
    28,226.98/38,956.44 = 16,293.52/x
  3. Step 3: Cross multiply
    28,226.98x = 38,956.44 × 16,293.52
  4. Step 4: Simplify right side
    28,226.98x = 634,737,534.27
  5. Step 5: Solve for x
    x = 634,737,534.27/28,226.98
  6. Step 6: Final answer
    x = 22,486.91

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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.