Home / 31,714.70-43,677.51-31,025.93

Finding the Fourth Proportional to 31,714.70, 43,677.51 and 31,025.93

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Solution

The fourth proportional to 31,714.70, 43,677.51 and 31,025.93 is: 42,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,714.70 : 43,677.51 = 31,025.93 : x
  2. Step 2: Convert to fraction form
    31,714.70/43,677.51 = 31,025.93/x
  3. Step 3: Cross multiply
    31,714.70x = 43,677.51 × 31,025.93
  4. Step 4: Simplify right side
    31,714.70x = 1,355,135,367.83
  5. Step 5: Solve for x
    x = 1,355,135,367.83/31,714.70
  6. Step 6: Final answer
    x = 42,728.94

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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.