Home / 16,292.18-22,485.11-9,922.51

Finding the Fourth Proportional to 16,292.18, 22,485.11 and 9,922.51

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Solution

The fourth proportional to 16,292.18, 22,485.11 and 9,922.51 is: 13,694.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,292.18 : 22,485.11 = 9,922.51 : x
  2. Step 2: Convert to fraction form
    16,292.18/22,485.11 = 9,922.51/x
  3. Step 3: Cross multiply
    16,292.18x = 22,485.11 × 9,922.51
  4. Step 4: Simplify right side
    16,292.18x = 223,108,566.79
  5. Step 5: Solve for x
    x = 223,108,566.79/16,292.18
  6. Step 6: Final answer
    x = 13,694.21

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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.