Home / 14,010.24-21,015.18-4,654.56

Finding the Fourth Proportional to 14,010.24, 21,015.18 and 4,654.56

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Solution

The fourth proportional to 14,010.24, 21,015.18 and 4,654.56 is: 6,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.24 : 21,015.18 = 4,654.56 : x
  2. Step 2: Convert to fraction form
    14,010.24/21,015.18 = 4,654.56/x
  3. Step 3: Cross multiply
    14,010.24x = 21,015.18 × 4,654.56
  4. Step 4: Simplify right side
    14,010.24x = 97,816,416.22
  5. Step 5: Solve for x
    x = 97,816,416.22/14,010.24
  6. Step 6: Final answer
    x = 6,981.78

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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.