Home / 18,292.17-25,243.06-9,908.67

Finding the Fourth Proportional to 18,292.17, 25,243.06 and 9,908.67

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Solution

The fourth proportional to 18,292.17, 25,243.06 and 9,908.67 is: 13,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.17 : 25,243.06 = 9,908.67 : x
  2. Step 2: Convert to fraction form
    18,292.17/25,243.06 = 9,908.67/x
  3. Step 3: Cross multiply
    18,292.17x = 25,243.06 × 9,908.67
  4. Step 4: Simplify right side
    18,292.17x = 250,125,101.79
  5. Step 5: Solve for x
    x = 250,125,101.79/18,292.17
  6. Step 6: Final answer
    x = 13,673.89

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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.