Home / 14,479.86-21,697.92-10,764.66

Finding the Fourth Proportional to 14,479.86, 21,697.92 and 10,764.66

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Solution

The fourth proportional to 14,479.86, 21,697.92 and 10,764.66 is: 16,130.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.86 : 21,697.92 = 10,764.66 : x
  2. Step 2: Convert to fraction form
    14,479.86/21,697.92 = 10,764.66/x
  3. Step 3: Cross multiply
    14,479.86x = 21,697.92 × 10,764.66
  4. Step 4: Simplify right side
    14,479.86x = 233,570,731.51
  5. Step 5: Solve for x
    x = 233,570,731.51/14,479.86
  6. Step 6: Final answer
    x = 16,130.73

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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.