Home / 18,263.34-25,202.01-10,306.31

Finding the Fourth Proportional to 18,263.34, 25,202.01 and 10,306.31

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Solution

The fourth proportional to 18,263.34, 25,202.01 and 10,306.31 is: 14,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.34 : 25,202.01 = 10,306.31 : x
  2. Step 2: Convert to fraction form
    18,263.34/25,202.01 = 10,306.31/x
  3. Step 3: Cross multiply
    18,263.34x = 25,202.01 × 10,306.31
  4. Step 4: Simplify right side
    18,263.34x = 259,739,601.67
  5. Step 5: Solve for x
    x = 259,739,601.67/18,263.34
  6. Step 6: Final answer
    x = 14,221.91

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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.