Home / 23,981.22-33,094.98-13,372.90

Finding the Fourth Proportional to 23,981.22, 33,094.98 and 13,372.90

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Solution

The fourth proportional to 23,981.22, 33,094.98 and 13,372.90 is: 18,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.22 : 33,094.98 = 13,372.90 : x
  2. Step 2: Convert to fraction form
    23,981.22/33,094.98 = 13,372.90/x
  3. Step 3: Cross multiply
    23,981.22x = 33,094.98 × 13,372.90
  4. Step 4: Simplify right side
    23,981.22x = 442,575,858.04
  5. Step 5: Solve for x
    x = 442,575,858.04/23,981.22
  6. Step 6: Final answer
    x = 18,455.10

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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.