Home / 21,966.50-32,944.80-10,108.89

Finding the Fourth Proportional to 21,966.50, 32,944.80 and 10,108.89

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Solution

The fourth proportional to 21,966.50, 32,944.80 and 10,108.89 is: 15,161.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966.50 : 32,944.80 = 10,108.89 : x
  2. Step 2: Convert to fraction form
    21,966.50/32,944.80 = 10,108.89/x
  3. Step 3: Cross multiply
    21,966.50x = 32,944.80 × 10,108.89
  4. Step 4: Simplify right side
    21,966.50x = 333,035,359.27
  5. Step 5: Solve for x
    x = 333,035,359.27/21,966.50
  6. Step 6: Final answer
    x = 15,161.06

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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.