Home / 22,601.45-31,191.06-14,108.60

Finding the Fourth Proportional to 22,601.45, 31,191.06 and 14,108.60

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Solution

The fourth proportional to 22,601.45, 31,191.06 and 14,108.60 is: 19,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,601.45 : 31,191.06 = 14,108.60 : x
  2. Step 2: Convert to fraction form
    22,601.45/31,191.06 = 14,108.60/x
  3. Step 3: Cross multiply
    22,601.45x = 31,191.06 × 14,108.60
  4. Step 4: Simplify right side
    22,601.45x = 440,062,033.16
  5. Step 5: Solve for x
    x = 440,062,033.16/22,601.45
  6. Step 6: Final answer
    x = 19,470.53

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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.