Home / 15,962.28-22,029.90-9,674.64

Finding the Fourth Proportional to 15,962.28, 22,029.90 and 9,674.64

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Solution

The fourth proportional to 15,962.28, 22,029.90 and 9,674.64 is: 13,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,962.28 : 22,029.90 = 9,674.64 : x
  2. Step 2: Convert to fraction form
    15,962.28/22,029.90 = 9,674.64/x
  3. Step 3: Cross multiply
    15,962.28x = 22,029.90 × 9,674.64
  4. Step 4: Simplify right side
    15,962.28x = 213,131,351.74
  5. Step 5: Solve for x
    x = 213,131,351.74/15,962.28
  6. Step 6: Final answer
    x = 13,352.19

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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.