Home / 22,558.07-31,144.26-14,494.98

Finding the Fourth Proportional to 22,558.07, 31,144.26 and 14,494.98

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Solution

The fourth proportional to 22,558.07, 31,144.26 and 14,494.98 is: 20,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,558.07 : 31,144.26 = 14,494.98 : x
  2. Step 2: Convert to fraction form
    22,558.07/31,144.26 = 14,494.98/x
  3. Step 3: Cross multiply
    22,558.07x = 31,144.26 × 14,494.98
  4. Step 4: Simplify right side
    22,558.07x = 451,435,425.81
  5. Step 5: Solve for x
    x = 451,435,425.81/22,558.07
  6. Step 6: Final answer
    x = 20,012.15

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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.