Home / 14,665.51-22,002.36-4,811.72

Finding the Fourth Proportional to 14,665.51, 22,002.36 and 4,811.72

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Solution

The fourth proportional to 14,665.51, 22,002.36 and 4,811.72 is: 7,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.51 : 22,002.36 = 4,811.72 : x
  2. Step 2: Convert to fraction form
    14,665.51/22,002.36 = 4,811.72/x
  3. Step 3: Cross multiply
    14,665.51x = 22,002.36 × 4,811.72
  4. Step 4: Simplify right side
    14,665.51x = 105,869,195.66
  5. Step 5: Solve for x
    x = 105,869,195.66/14,665.51
  6. Step 6: Final answer
    x = 7,218.92

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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.