Home / 51,566.15-77,329.79-21,582.47

Finding the Fourth Proportional to 51,566.15, 77,329.79 and 21,582.47

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Solution

The fourth proportional to 51,566.15, 77,329.79 and 21,582.47 is: 32,365.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,566.15 : 77,329.79 = 21,582.47 : x
  2. Step 2: Convert to fraction form
    51,566.15/77,329.79 = 21,582.47/x
  3. Step 3: Cross multiply
    51,566.15x = 77,329.79 × 21,582.47
  4. Step 4: Simplify right side
    51,566.15x = 1,668,967,484.89
  5. Step 5: Solve for x
    x = 1,668,967,484.89/51,566.15
  6. Step 6: Final answer
    x = 32,365.56

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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.