Home / 22,979.81-31,714.46-14,032.55

Finding the Fourth Proportional to 22,979.81, 31,714.46 and 14,032.55

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Solution

The fourth proportional to 22,979.81, 31,714.46 and 14,032.55 is: 19,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,979.81 : 31,714.46 = 14,032.55 : x
  2. Step 2: Convert to fraction form
    22,979.81/31,714.46 = 14,032.55/x
  3. Step 3: Cross multiply
    22,979.81x = 31,714.46 × 14,032.55
  4. Step 4: Simplify right side
    22,979.81x = 445,034,745.67
  5. Step 5: Solve for x
    x = 445,034,745.67/22,979.81
  6. Step 6: Final answer
    x = 19,366.34

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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.