Home / 15,553.76-23,293.47-8,523.20

Finding the Fourth Proportional to 15,553.76, 23,293.47 and 8,523.20

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Solution

The fourth proportional to 15,553.76, 23,293.47 and 8,523.20 is: 12,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.76 : 23,293.47 = 8,523.20 : x
  2. Step 2: Convert to fraction form
    15,553.76/23,293.47 = 8,523.20/x
  3. Step 3: Cross multiply
    15,553.76x = 23,293.47 × 8,523.20
  4. Step 4: Simplify right side
    15,553.76x = 198,534,903.50
  5. Step 5: Solve for x
    x = 198,534,903.50/15,553.76
  6. Step 6: Final answer
    x = 12,764.43

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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.