Home / 23,929.61-33,022.85-13,319.01

Finding the Fourth Proportional to 23,929.61, 33,022.85 and 13,319.01

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Solution

The fourth proportional to 23,929.61, 33,022.85 and 13,319.01 is: 18,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,929.61 : 33,022.85 = 13,319.01 : x
  2. Step 2: Convert to fraction form
    23,929.61/33,022.85 = 13,319.01/x
  3. Step 3: Cross multiply
    23,929.61x = 33,022.85 × 13,319.01
  4. Step 4: Simplify right side
    23,929.61x = 439,831,702.68
  5. Step 5: Solve for x
    x = 439,831,702.68/23,929.61
  6. Step 6: Final answer
    x = 18,380.23

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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.