Home / 15,677.88-23,517.15-7,353.30

Finding the Fourth Proportional to 15,677.88, 23,517.15 and 7,353.30

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Solution

The fourth proportional to 15,677.88, 23,517.15 and 7,353.30 is: 11,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677.88 : 23,517.15 = 7,353.30 : x
  2. Step 2: Convert to fraction form
    15,677.88/23,517.15 = 7,353.30/x
  3. Step 3: Cross multiply
    15,677.88x = 23,517.15 × 7,353.30
  4. Step 4: Simplify right side
    15,677.88x = 172,928,659.10
  5. Step 5: Solve for x
    x = 172,928,659.10/15,677.88
  6. Step 6: Final answer
    x = 11,030.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.