Home / 15,241.73-21,032.74-8,526.06

Finding the Fourth Proportional to 15,241.73, 21,032.74 and 8,526.06

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Solution

The fourth proportional to 15,241.73, 21,032.74 and 8,526.06 is: 11,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.73 : 21,032.74 = 8,526.06 : x
  2. Step 2: Convert to fraction form
    15,241.73/21,032.74 = 8,526.06/x
  3. Step 3: Cross multiply
    15,241.73x = 21,032.74 × 8,526.06
  4. Step 4: Simplify right side
    15,241.73x = 179,326,403.20
  5. Step 5: Solve for x
    x = 179,326,403.20/15,241.73
  6. Step 6: Final answer
    x = 11,765.49

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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.