Home / 31,676.24-43,713.60-17,530.40

Finding the Fourth Proportional to 31,676.24, 43,713.60 and 17,530.40

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Solution

The fourth proportional to 31,676.24, 43,713.60 and 17,530.40 is: 24,192.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,676.24 : 43,713.60 = 17,530.40 : x
  2. Step 2: Convert to fraction form
    31,676.24/43,713.60 = 17,530.40/x
  3. Step 3: Cross multiply
    31,676.24x = 43,713.60 × 17,530.40
  4. Step 4: Simplify right side
    31,676.24x = 766,316,893.44
  5. Step 5: Solve for x
    x = 766,316,893.44/31,676.24
  6. Step 6: Final answer
    x = 24,192.17

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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.