Home / 31,583.04-43,600.38-19,650.24

Finding the Fourth Proportional to 31,583.04, 43,600.38 and 19,650.24

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Solution

The fourth proportional to 31,583.04, 43,600.38 and 19,650.24 is: 27,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583.04 : 43,600.38 = 19,650.24 : x
  2. Step 2: Convert to fraction form
    31,583.04/43,600.38 = 19,650.24/x
  3. Step 3: Cross multiply
    31,583.04x = 43,600.38 × 19,650.24
  4. Step 4: Simplify right side
    31,583.04x = 856,757,931.09
  5. Step 5: Solve for x
    x = 856,757,931.09/31,583.04
  6. Step 6: Final answer
    x = 27,127.15

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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.