Home / 14,505.24-21,768.80-6,719.52

Finding the Fourth Proportional to 14,505.24, 21,768.80 and 6,719.52

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Solution

The fourth proportional to 14,505.24, 21,768.80 and 6,719.52 is: 10,084.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.24 : 21,768.80 = 6,719.52 : x
  2. Step 2: Convert to fraction form
    14,505.24/21,768.80 = 6,719.52/x
  3. Step 3: Cross multiply
    14,505.24x = 21,768.80 × 6,719.52
  4. Step 4: Simplify right side
    14,505.24x = 146,275,853.38
  5. Step 5: Solve for x
    x = 146,275,853.38/14,505.24
  6. Step 6: Final answer
    x = 10,084.35

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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.