Home / 31,580.99-43,580.62-17,433.53

Finding the Fourth Proportional to 31,580.99, 43,580.62 and 17,433.53

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Solution

The fourth proportional to 31,580.99, 43,580.62 and 17,433.53 is: 24,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.99 : 43,580.62 = 17,433.53 : x
  2. Step 2: Convert to fraction form
    31,580.99/43,580.62 = 17,433.53/x
  3. Step 3: Cross multiply
    31,580.99x = 43,580.62 × 17,433.53
  4. Step 4: Simplify right side
    31,580.99x = 759,763,741.12
  5. Step 5: Solve for x
    x = 759,763,741.12/31,580.99
  6. Step 6: Final answer
    x = 24,057.63

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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.