Home / 51,064.86-76,580.28-21,477.18

Finding the Fourth Proportional to 51,064.86, 76,580.28 and 21,477.18

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Solution

The fourth proportional to 51,064.86, 76,580.28 and 21,477.18 is: 32,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,064.86 : 76,580.28 = 21,477.18 : x
  2. Step 2: Convert to fraction form
    51,064.86/76,580.28 = 21,477.18/x
  3. Step 3: Cross multiply
    51,064.86x = 76,580.28 × 21,477.18
  4. Step 4: Simplify right side
    51,064.86x = 1,644,728,458.01
  5. Step 5: Solve for x
    x = 1,644,728,458.01/51,064.86
  6. Step 6: Final answer
    x = 32,208.62

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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.