Home / 51,020.69-76,565.86-17,740.42

Finding the Fourth Proportional to 51,020.69, 76,565.86 and 17,740.42

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Solution

The fourth proportional to 51,020.69, 76,565.86 and 17,740.42 is: 26,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,020.69 : 76,565.86 = 17,740.42 : x
  2. Step 2: Convert to fraction form
    51,020.69/76,565.86 = 17,740.42/x
  3. Step 3: Cross multiply
    51,020.69x = 76,565.86 × 17,740.42
  4. Step 4: Simplify right side
    51,020.69x = 1,358,310,278.30
  5. Step 5: Solve for x
    x = 1,358,310,278.30/51,020.69
  6. Step 6: Final answer
    x = 26,622.74

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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.