Home / 22,644.23-31,250.41-13,085.89

Finding the Fourth Proportional to 22,644.23, 31,250.41 and 13,085.89

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Solution

The fourth proportional to 22,644.23, 31,250.41 and 13,085.89 is: 18,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644.23 : 31,250.41 = 13,085.89 : x
  2. Step 2: Convert to fraction form
    22,644.23/31,250.41 = 13,085.89/x
  3. Step 3: Cross multiply
    22,644.23x = 31,250.41 × 13,085.89
  4. Step 4: Simplify right side
    22,644.23x = 408,939,316.87
  5. Step 5: Solve for x
    x = 408,939,316.87/22,644.23
  6. Step 6: Final answer
    x = 18,059.32

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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.