Home / 14,233.40-21,350.10-9,859.40

Finding the Fourth Proportional to 14,233.40, 21,350.10 and 9,859.40

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Solution

The fourth proportional to 14,233.40, 21,350.10 and 9,859.40 is: 14,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.40 : 21,350.10 = 9,859.40 : x
  2. Step 2: Convert to fraction form
    14,233.40/21,350.10 = 9,859.40/x
  3. Step 3: Cross multiply
    14,233.40x = 21,350.10 × 9,859.40
  4. Step 4: Simplify right side
    14,233.40x = 210,499,175.94
  5. Step 5: Solve for x
    x = 210,499,175.94/14,233.40
  6. Step 6: Final answer
    x = 14,789.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.