Home / 51,390.69-77,084.91-23,688.69

Finding the Fourth Proportional to 51,390.69, 77,084.91 and 23,688.69

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Solution

The fourth proportional to 51,390.69, 77,084.91 and 23,688.69 is: 35,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,390.69 : 77,084.91 = 23,688.69 : x
  2. Step 2: Convert to fraction form
    51,390.69/77,084.91 = 23,688.69/x
  3. Step 3: Cross multiply
    51,390.69x = 77,084.91 × 23,688.69
  4. Step 4: Simplify right side
    51,390.69x = 1,826,040,536.67
  5. Step 5: Solve for x
    x = 1,826,040,536.67/51,390.69
  6. Step 6: Final answer
    x = 35,532.52

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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.