Home / 23,985.06-33,099.57-13,375.41

Finding the Fourth Proportional to 23,985.06, 33,099.57 and 13,375.41

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Solution

The fourth proportional to 23,985.06, 33,099.57 and 13,375.41 is: 18,458.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,985.06 : 33,099.57 = 13,375.41 : x
  2. Step 2: Convert to fraction form
    23,985.06/33,099.57 = 13,375.41/x
  3. Step 3: Cross multiply
    23,985.06x = 33,099.57 × 13,375.41
  4. Step 4: Simplify right side
    23,985.06x = 442,720,319.57
  5. Step 5: Solve for x
    x = 442,720,319.57/23,985.06
  6. Step 6: Final answer
    x = 18,458.17

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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.