Home / 23,940.95-33,029.54-13,865.72

Finding the Fourth Proportional to 23,940.95, 33,029.54 and 13,865.72

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Solution

The fourth proportional to 23,940.95, 33,029.54 and 13,865.72 is: 19,129.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.95 : 33,029.54 = 13,865.72 : x
  2. Step 2: Convert to fraction form
    23,940.95/33,029.54 = 13,865.72/x
  3. Step 3: Cross multiply
    23,940.95x = 33,029.54 × 13,865.72
  4. Step 4: Simplify right side
    23,940.95x = 457,978,118.89
  5. Step 5: Solve for x
    x = 457,978,118.89/23,940.95
  6. Step 6: Final answer
    x = 19,129.49

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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.