Home / 16,240.07-22,403.01-9,864.96

Finding the Fourth Proportional to 16,240.07, 22,403.01 and 9,864.96

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Solution

The fourth proportional to 16,240.07, 22,403.01 and 9,864.96 is: 13,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.07 : 22,403.01 = 9,864.96 : x
  2. Step 2: Convert to fraction form
    16,240.07/22,403.01 = 9,864.96/x
  3. Step 3: Cross multiply
    16,240.07x = 22,403.01 × 9,864.96
  4. Step 4: Simplify right side
    16,240.07x = 221,004,797.53
  5. Step 5: Solve for x
    x = 221,004,797.53/16,240.07
  6. Step 6: Final answer
    x = 13,608.62

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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.