Home / 15,922.56-21,973.58-9,550.18

Finding the Fourth Proportional to 15,922.56, 21,973.58 and 9,550.18

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Solution

The fourth proportional to 15,922.56, 21,973.58 and 9,550.18 is: 13,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.56 : 21,973.58 = 9,550.18 : x
  2. Step 2: Convert to fraction form
    15,922.56/21,973.58 = 9,550.18/x
  3. Step 3: Cross multiply
    15,922.56x = 21,973.58 × 9,550.18
  4. Step 4: Simplify right side
    15,922.56x = 209,851,644.24
  5. Step 5: Solve for x
    x = 209,851,644.24/15,922.56
  6. Step 6: Final answer
    x = 13,179.52

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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.