Home / 23,168.30-31,955.36-14,671.80

Finding the Fourth Proportional to 23,168.30, 31,955.36 and 14,671.80

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Solution

The fourth proportional to 23,168.30, 31,955.36 and 14,671.80 is: 20,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,168.30 : 31,955.36 = 14,671.80 : x
  2. Step 2: Convert to fraction form
    23,168.30/31,955.36 = 14,671.80/x
  3. Step 3: Cross multiply
    23,168.30x = 31,955.36 × 14,671.80
  4. Step 4: Simplify right side
    23,168.30x = 468,842,650.85
  5. Step 5: Solve for x
    x = 468,842,650.85/23,168.30
  6. Step 6: Final answer
    x = 20,236.39

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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.