Home / 18,383.52-25,367.04-10,425.36

Finding the Fourth Proportional to 18,383.52, 25,367.04 and 10,425.36

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Solution

The fourth proportional to 18,383.52, 25,367.04 and 10,425.36 is: 14,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.52 : 25,367.04 = 10,425.36 : x
  2. Step 2: Convert to fraction form
    18,383.52/25,367.04 = 10,425.36/x
  3. Step 3: Cross multiply
    18,383.52x = 25,367.04 × 10,425.36
  4. Step 4: Simplify right side
    18,383.52x = 264,460,524.13
  5. Step 5: Solve for x
    x = 264,460,524.13/18,383.52
  6. Step 6: Final answer
    x = 14,385.74

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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.