Home / 14,679.48-21,981.24-10,230.96

Finding the Fourth Proportional to 14,679.48, 21,981.24 and 10,230.96

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Solution

The fourth proportional to 14,679.48, 21,981.24 and 10,230.96 is: 15,319.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679.48 : 21,981.24 = 10,230.96 : x
  2. Step 2: Convert to fraction form
    14,679.48/21,981.24 = 10,230.96/x
  3. Step 3: Cross multiply
    14,679.48x = 21,981.24 × 10,230.96
  4. Step 4: Simplify right side
    14,679.48x = 224,889,187.19
  5. Step 5: Solve for x
    x = 224,889,187.19/14,679.48
  6. Step 6: Final answer
    x = 15,319.97

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1.5x scale

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.