Home / 23,991.90-33,108.95-13,237.15

Finding the Fourth Proportional to 23,991.90, 33,108.95 and 13,237.15

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Solution

The fourth proportional to 23,991.90, 33,108.95 and 13,237.15 is: 18,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.90 : 33,108.95 = 13,237.15 : x
  2. Step 2: Convert to fraction form
    23,991.90/33,108.95 = 13,237.15/x
  3. Step 3: Cross multiply
    23,991.90x = 33,108.95 × 13,237.15
  4. Step 4: Simplify right side
    23,991.90x = 438,268,137.49
  5. Step 5: Solve for x
    x = 438,268,137.49/23,991.90
  6. Step 6: Final answer
    x = 18,267.34

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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.