Home / 23,999.52-33,117.12-13,389.60

Finding the Fourth Proportional to 23,999.52, 33,117.12 and 13,389.60

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Solution

The fourth proportional to 23,999.52, 33,117.12 and 13,389.60 is: 18,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.52 : 33,117.12 = 13,389.60 : x
  2. Step 2: Convert to fraction form
    23,999.52/33,117.12 = 13,389.60/x
  3. Step 3: Cross multiply
    23,999.52x = 33,117.12 × 13,389.60
  4. Step 4: Simplify right side
    23,999.52x = 443,424,989.95
  5. Step 5: Solve for x
    x = 443,424,989.95/23,999.52
  6. Step 6: Final answer
    x = 18,476.41

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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.