Home / 31,861.48-43,968.74-17,714.32

Finding the Fourth Proportional to 31,861.48, 43,968.74 and 17,714.32

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Solution

The fourth proportional to 31,861.48, 43,968.74 and 17,714.32 is: 24,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,861.48 : 43,968.74 = 17,714.32 : x
  2. Step 2: Convert to fraction form
    31,861.48/43,968.74 = 17,714.32/x
  3. Step 3: Cross multiply
    31,861.48x = 43,968.74 × 17,714.32
  4. Step 4: Simplify right side
    31,861.48x = 778,876,330.36
  5. Step 5: Solve for x
    x = 778,876,330.36/31,861.48
  6. Step 6: Final answer
    x = 24,445.70

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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.