Home / 15,241.32-21,032.84-8,526.84

Finding the Fourth Proportional to 15,241.32, 21,032.84 and 8,526.84

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Solution

The fourth proportional to 15,241.32, 21,032.84 and 8,526.84 is: 11,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.32 : 21,032.84 = 8,526.84 : x
  2. Step 2: Convert to fraction form
    15,241.32/21,032.84 = 8,526.84/x
  3. Step 3: Cross multiply
    15,241.32x = 21,032.84 × 8,526.84
  4. Step 4: Simplify right side
    15,241.32x = 179,343,661.43
  5. Step 5: Solve for x
    x = 179,343,661.43/15,241.32
  6. Step 6: Final answer
    x = 11,766.94

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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.