Home / 16,813.71-23,202.02-9,259.79

Finding the Fourth Proportional to 16,813.71, 23,202.02 and 9,259.79

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Solution

The fourth proportional to 16,813.71, 23,202.02 and 9,259.79 is: 12,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.71 : 23,202.02 = 9,259.79 : x
  2. Step 2: Convert to fraction form
    16,813.71/23,202.02 = 9,259.79/x
  3. Step 3: Cross multiply
    16,813.71x = 23,202.02 × 9,259.79
  4. Step 4: Simplify right side
    16,813.71x = 214,845,739.92
  5. Step 5: Solve for x
    x = 214,845,739.92/16,813.71
  6. Step 6: Final answer
    x = 12,778.01

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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.