Home / 15,949.98-23,887.89-15,396.30

Finding the Fourth Proportional to 15,949.98, 23,887.89 and 15,396.30

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Solution

The fourth proportional to 15,949.98, 23,887.89 and 15,396.30 is: 23,058.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,949.98 : 23,887.89 = 15,396.30 : x
  2. Step 2: Convert to fraction form
    15,949.98/23,887.89 = 15,396.30/x
  3. Step 3: Cross multiply
    15,949.98x = 23,887.89 × 15,396.30
  4. Step 4: Simplify right side
    15,949.98x = 367,785,120.81
  5. Step 5: Solve for x
    x = 367,785,120.81/15,949.98
  6. Step 6: Final answer
    x = 23,058.66

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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.