Home / 22,804.37-31,475.28-13,375.97

Finding the Fourth Proportional to 22,804.37, 31,475.28 and 13,375.97

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Solution

The fourth proportional to 22,804.37, 31,475.28 and 13,375.97 is: 18,461.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,804.37 : 31,475.28 = 13,375.97 : x
  2. Step 2: Convert to fraction form
    22,804.37/31,475.28 = 13,375.97/x
  3. Step 3: Cross multiply
    22,804.37x = 31,475.28 × 13,375.97
  4. Step 4: Simplify right side
    22,804.37x = 421,012,243.65
  5. Step 5: Solve for x
    x = 421,012,243.65/22,804.37
  6. Step 6: Final answer
    x = 18,461.91

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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.