Home / 18,262.76-25,203.36-10,304.95

Finding the Fourth Proportional to 18,262.76, 25,203.36 and 10,304.95

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Solution

The fourth proportional to 18,262.76, 25,203.36 and 10,304.95 is: 14,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.76 : 25,203.36 = 10,304.95 : x
  2. Step 2: Convert to fraction form
    18,262.76/25,203.36 = 10,304.95/x
  3. Step 3: Cross multiply
    18,262.76x = 25,203.36 × 10,304.95
  4. Step 4: Simplify right side
    18,262.76x = 259,719,364.63
  5. Step 5: Solve for x
    x = 259,719,364.63/18,262.76
  6. Step 6: Final answer
    x = 14,221.25

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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.