Home / 31,631.04-43,650.48-17,484.12

Finding the Fourth Proportional to 31,631.04, 43,650.48 and 17,484.12

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Solution

The fourth proportional to 31,631.04, 43,650.48 and 17,484.12 is: 24,127.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,631.04 : 43,650.48 = 17,484.12 : x
  2. Step 2: Convert to fraction form
    31,631.04/43,650.48 = 17,484.12/x
  3. Step 3: Cross multiply
    31,631.04x = 43,650.48 × 17,484.12
  4. Step 4: Simplify right side
    31,631.04x = 763,190,230.38
  5. Step 5: Solve for x
    x = 763,190,230.38/31,631.04
  6. Step 6: Final answer
    x = 24,127.89

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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.