Home / 14,037.50-21,049.20-4,674.21

Finding the Fourth Proportional to 14,037.50, 21,049.20 and 4,674.21

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Solution

The fourth proportional to 14,037.50, 21,049.20 and 4,674.21 is: 7,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.50 : 21,049.20 = 4,674.21 : x
  2. Step 2: Convert to fraction form
    14,037.50/21,049.20 = 4,674.21/x
  3. Step 3: Cross multiply
    14,037.50x = 21,049.20 × 4,674.21
  4. Step 4: Simplify right side
    14,037.50x = 98,388,381.13
  5. Step 5: Solve for x
    x = 98,388,381.13/14,037.50
  6. Step 6: Final answer
    x = 7,008.97

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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.