Home / 18,304.54-25,260.10-10,238.10

Finding the Fourth Proportional to 18,304.54, 25,260.10 and 10,238.10

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Solution

The fourth proportional to 18,304.54, 25,260.10 and 10,238.10 is: 14,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.54 : 25,260.10 = 10,238.10 : x
  2. Step 2: Convert to fraction form
    18,304.54/25,260.10 = 10,238.10/x
  3. Step 3: Cross multiply
    18,304.54x = 25,260.10 × 10,238.10
  4. Step 4: Simplify right side
    18,304.54x = 258,615,309.49
  5. Step 5: Solve for x
    x = 258,615,309.49/18,304.54
  6. Step 6: Final answer
    x = 14,128.48

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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.