Home / 23,054.08-31,785.52-15,083.68

Finding the Fourth Proportional to 23,054.08, 31,785.52 and 15,083.68

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Solution

The fourth proportional to 23,054.08, 31,785.52 and 15,083.68 is: 20,796.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,054.08 : 31,785.52 = 15,083.68 : x
  2. Step 2: Convert to fraction form
    23,054.08/31,785.52 = 15,083.68/x
  3. Step 3: Cross multiply
    23,054.08x = 31,785.52 × 15,083.68
  4. Step 4: Simplify right side
    23,054.08x = 479,442,612.31
  5. Step 5: Solve for x
    x = 479,442,612.31/23,054.08
  6. Step 6: Final answer
    x = 20,796.43

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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.