Home / 15,599.82-21,526.70-8,526.26

Finding the Fourth Proportional to 15,599.82, 21,526.70 and 8,526.26

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Solution

The fourth proportional to 15,599.82, 21,526.70 and 8,526.26 is: 11,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.82 : 21,526.70 = 8,526.26 : x
  2. Step 2: Convert to fraction form
    15,599.82/21,526.70 = 8,526.26/x
  3. Step 3: Cross multiply
    15,599.82x = 21,526.70 × 8,526.26
  4. Step 4: Simplify right side
    15,599.82x = 183,542,241.14
  5. Step 5: Solve for x
    x = 183,542,241.14/15,599.82
  6. Step 6: Final answer
    x = 11,765.66

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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.