Home / 23,345.96-31,959.60-23,179.20

Finding the Fourth Proportional to 23,345.96, 31,959.60 and 23,179.20

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Solution

The fourth proportional to 23,345.96, 31,959.60 and 23,179.20 is: 31,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,345.96 : 31,959.60 = 23,179.20 : x
  2. Step 2: Convert to fraction form
    23,345.96/31,959.60 = 23,179.20/x
  3. Step 3: Cross multiply
    23,345.96x = 31,959.60 × 23,179.20
  4. Step 4: Simplify right side
    23,345.96x = 740,797,960.32
  5. Step 5: Solve for x
    x = 740,797,960.32/23,345.96
  6. Step 6: Final answer
    x = 31,731.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.