Home / 22,832.19-31,508.37-12,760.64

Finding the Fourth Proportional to 22,832.19, 31,508.37 and 12,760.64

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Solution

The fourth proportional to 22,832.19, 31,508.37 and 12,760.64 is: 17,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,832.19 : 31,508.37 = 12,760.64 : x
  2. Step 2: Convert to fraction form
    22,832.19/31,508.37 = 12,760.64/x
  3. Step 3: Cross multiply
    22,832.19x = 31,508.37 × 12,760.64
  4. Step 4: Simplify right side
    22,832.19x = 402,066,966.56
  5. Step 5: Solve for x
    x = 402,066,966.56/22,832.19
  6. Step 6: Final answer
    x = 17,609.65

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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.