Home / 31,543.63-43,530.17-17,396.46

Finding the Fourth Proportional to 31,543.63, 43,530.17 and 17,396.46

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Solution

The fourth proportional to 31,543.63, 43,530.17 and 17,396.46 is: 24,007.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,543.63 : 43,530.17 = 17,396.46 : x
  2. Step 2: Convert to fraction form
    31,543.63/43,530.17 = 17,396.46/x
  3. Step 3: Cross multiply
    31,543.63x = 43,530.17 × 17,396.46
  4. Step 4: Simplify right side
    31,543.63x = 757,270,774.22
  5. Step 5: Solve for x
    x = 757,270,774.22/31,543.63
  6. Step 6: Final answer
    x = 24,007.09

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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.