Home / 26,715.84-36,869.20-16,108.88

Finding the Fourth Proportional to 26,715.84, 36,869.20 and 16,108.88

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Solution

The fourth proportional to 26,715.84, 36,869.20 and 16,108.88 is: 22,231.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.84 : 36,869.20 = 16,108.88 : x
  2. Step 2: Convert to fraction form
    26,715.84/36,869.20 = 16,108.88/x
  3. Step 3: Cross multiply
    26,715.84x = 36,869.20 × 16,108.88
  4. Step 4: Simplify right side
    26,715.84x = 593,921,518.50
  5. Step 5: Solve for x
    x = 593,921,518.50/26,715.84
  6. Step 6: Final answer
    x = 22,231.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.