Home / 51,341.55-77,011.25-23,639.55

Finding the Fourth Proportional to 51,341.55, 77,011.25 and 23,639.55

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Solution

The fourth proportional to 51,341.55, 77,011.25 and 23,639.55 is: 35,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.55 : 77,011.25 = 23,639.55 : x
  2. Step 2: Convert to fraction form
    51,341.55/77,011.25 = 23,639.55/x
  3. Step 3: Cross multiply
    51,341.55x = 77,011.25 × 23,639.55
  4. Step 4: Simplify right side
    51,341.55x = 1,820,511,176.74
  5. Step 5: Solve for x
    x = 1,820,511,176.74/51,341.55
  6. Step 6: Final answer
    x = 35,458.83

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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.