Home / 11,014.02-16,529.22-8,542.68

Finding the Fourth Proportional to 11,014.02, 16,529.22 and 8,542.68

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Solution

The fourth proportional to 11,014.02, 16,529.22 and 8,542.68 is: 12,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.02 : 16,529.22 = 8,542.68 : x
  2. Step 2: Convert to fraction form
    11,014.02/16,529.22 = 8,542.68/x
  3. Step 3: Cross multiply
    11,014.02x = 16,529.22 × 8,542.68
  4. Step 4: Simplify right side
    11,014.02x = 141,203,837.11
  5. Step 5: Solve for x
    x = 141,203,837.11/11,014.02
  6. Step 6: Final answer
    x = 12,820.37

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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.