Home / 16,729.61-23,086.86-9,277.61

Finding the Fourth Proportional to 16,729.61, 23,086.86 and 9,277.61

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Solution

The fourth proportional to 16,729.61, 23,086.86 and 9,277.61 is: 12,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.61 : 23,086.86 = 9,277.61 : x
  2. Step 2: Convert to fraction form
    16,729.61/23,086.86 = 9,277.61/x
  3. Step 3: Cross multiply
    16,729.61x = 23,086.86 × 9,277.61
  4. Step 4: Simplify right side
    16,729.61x = 214,190,883.20
  5. Step 5: Solve for x
    x = 214,190,883.20/16,729.61
  6. Step 6: Final answer
    x = 12,803.10

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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.