Home / 23,383.89-32,270.40-13,957.92

Finding the Fourth Proportional to 23,383.89, 32,270.40 and 13,957.92

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Solution

The fourth proportional to 23,383.89, 32,270.40 and 13,957.92 is: 19,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,383.89 : 32,270.40 = 13,957.92 : x
  2. Step 2: Convert to fraction form
    23,383.89/32,270.40 = 13,957.92/x
  3. Step 3: Cross multiply
    23,383.89x = 32,270.40 × 13,957.92
  4. Step 4: Simplify right side
    23,383.89x = 450,427,661.57
  5. Step 5: Solve for x
    x = 450,427,661.57/23,383.89
  6. Step 6: Final answer
    x = 19,262.31

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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.