Home / 11,023.02-16,610.30-9,117.90

Finding the Fourth Proportional to 11,023.02, 16,610.30 and 9,117.90

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Solution

The fourth proportional to 11,023.02, 16,610.30 and 9,117.90 is: 13,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.02 : 16,610.30 = 9,117.90 : x
  2. Step 2: Convert to fraction form
    11,023.02/16,610.30 = 9,117.90/x
  3. Step 3: Cross multiply
    11,023.02x = 16,610.30 × 9,117.90
  4. Step 4: Simplify right side
    11,023.02x = 151,451,054.37
  5. Step 5: Solve for x
    x = 151,451,054.37/11,023.02
  6. Step 6: Final answer
    x = 13,739.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.