Home / 15,241.67-21,032.51-8,526.13

Finding the Fourth Proportional to 15,241.67, 21,032.51 and 8,526.13

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Solution

The fourth proportional to 15,241.67, 21,032.51 and 8,526.13 is: 11,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.67 : 21,032.51 = 8,526.13 : x
  2. Step 2: Convert to fraction form
    15,241.67/21,032.51 = 8,526.13/x
  3. Step 3: Cross multiply
    15,241.67x = 21,032.51 × 8,526.13
  4. Step 4: Simplify right side
    15,241.67x = 179,325,914.49
  5. Step 5: Solve for x
    x = 179,325,914.49/15,241.67
  6. Step 6: Final answer
    x = 11,765.50

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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.