Home / 18,289.17-25,239.29-10,223.73

Finding the Fourth Proportional to 18,289.17, 25,239.29 and 10,223.73

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Solution

The fourth proportional to 18,289.17, 25,239.29 and 10,223.73 is: 14,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.17 : 25,239.29 = 10,223.73 : x
  2. Step 2: Convert to fraction form
    18,289.17/25,239.29 = 10,223.73/x
  3. Step 3: Cross multiply
    18,289.17x = 25,239.29 × 10,223.73
  4. Step 4: Simplify right side
    18,289.17x = 258,039,635.23
  5. Step 5: Solve for x
    x = 258,039,635.23/18,289.17
  6. Step 6: Final answer
    x = 14,108.88

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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.