Home / 21,988.08-32,982.12-14,606.94

Finding the Fourth Proportional to 21,988.08, 32,982.12 and 14,606.94

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Solution

The fourth proportional to 21,988.08, 32,982.12 and 14,606.94 is: 21,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,988.08 : 32,982.12 = 14,606.94 : x
  2. Step 2: Convert to fraction form
    21,988.08/32,982.12 = 14,606.94/x
  3. Step 3: Cross multiply
    21,988.08x = 32,982.12 × 14,606.94
  4. Step 4: Simplify right side
    21,988.08x = 481,767,847.91
  5. Step 5: Solve for x
    x = 481,767,847.91/21,988.08
  6. Step 6: Final answer
    x = 21,910.41

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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.