Home / 28,565.44-42,864.55-22,307.89

Finding the Fourth Proportional to 28,565.44, 42,864.55 and 22,307.89

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Solution

The fourth proportional to 28,565.44, 42,864.55 and 22,307.89 is: 33,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,565.44 : 42,864.55 = 22,307.89 : x
  2. Step 2: Convert to fraction form
    28,565.44/42,864.55 = 22,307.89/x
  3. Step 3: Cross multiply
    28,565.44x = 42,864.55 × 22,307.89
  4. Step 4: Simplify right side
    28,565.44x = 956,217,451.98
  5. Step 5: Solve for x
    x = 956,217,451.98/28,565.44
  6. Step 6: Final answer
    x = 33,474.63

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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.