Home / 16,686.09-23,026.83-9,612.54

Finding the Fourth Proportional to 16,686.09, 23,026.83 and 9,612.54

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Solution

The fourth proportional to 16,686.09, 23,026.83 and 9,612.54 is: 13,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.09 : 23,026.83 = 9,612.54 : x
  2. Step 2: Convert to fraction form
    16,686.09/23,026.83 = 9,612.54/x
  3. Step 3: Cross multiply
    16,686.09x = 23,026.83 × 9,612.54
  4. Step 4: Simplify right side
    16,686.09x = 221,346,324.45
  5. Step 5: Solve for x
    x = 221,346,324.45/16,686.09
  6. Step 6: Final answer
    x = 13,265.32

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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.