Home / 31,583.90-47,338.92-17,537.20

Finding the Fourth Proportional to 31,583.90, 47,338.92 and 17,537.20

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Solution

The fourth proportional to 31,583.90, 47,338.92 and 17,537.20 is: 26,285.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583.90 : 47,338.92 = 17,537.20 : x
  2. Step 2: Convert to fraction form
    31,583.90/47,338.92 = 17,537.20/x
  3. Step 3: Cross multiply
    31,583.90x = 47,338.92 × 17,537.20
  4. Step 4: Simplify right side
    31,583.90x = 830,192,107.82
  5. Step 5: Solve for x
    x = 830,192,107.82/31,583.90
  6. Step 6: Final answer
    x = 26,285.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.