Home / 23,931.74-33,025.34-13,321.28

Finding the Fourth Proportional to 23,931.74, 33,025.34 and 13,321.28

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Solution

The fourth proportional to 23,931.74, 33,025.34 and 13,321.28 is: 18,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.74 : 33,025.34 = 13,321.28 : x
  2. Step 2: Convert to fraction form
    23,931.74/33,025.34 = 13,321.28/x
  3. Step 3: Cross multiply
    23,931.74x = 33,025.34 × 13,321.28
  4. Step 4: Simplify right side
    23,931.74x = 439,939,801.24
  5. Step 5: Solve for x
    x = 439,939,801.24/23,931.74
  6. Step 6: Final answer
    x = 18,383.11

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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.