Home / 22,900.20-31,586.47-16,108.62

Finding the Fourth Proportional to 22,900.20, 31,586.47 and 16,108.62

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Solution

The fourth proportional to 22,900.20, 31,586.47 and 16,108.62 is: 22,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,900.20 : 31,586.47 = 16,108.62 : x
  2. Step 2: Convert to fraction form
    22,900.20/31,586.47 = 16,108.62/x
  3. Step 3: Cross multiply
    22,900.20x = 31,586.47 × 16,108.62
  4. Step 4: Simplify right side
    22,900.20x = 508,814,442.37
  5. Step 5: Solve for x
    x = 508,814,442.37/22,900.20
  6. Step 6: Final answer
    x = 22,218.78

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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.