Home / 31,756.32-43,820.88-17,605.44

Finding the Fourth Proportional to 31,756.32, 43,820.88 and 17,605.44

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Solution

The fourth proportional to 31,756.32, 43,820.88 and 17,605.44 is: 24,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,756.32 : 43,820.88 = 17,605.44 : x
  2. Step 2: Convert to fraction form
    31,756.32/43,820.88 = 17,605.44/x
  3. Step 3: Cross multiply
    31,756.32x = 43,820.88 × 17,605.44
  4. Step 4: Simplify right side
    31,756.32x = 771,485,873.59
  5. Step 5: Solve for x
    x = 771,485,873.59/31,756.32
  6. Step 6: Final answer
    x = 24,293.93

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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.