Home / 13,701.02-18,906.35-7,733.27

Finding the Fourth Proportional to 13,701.02, 18,906.35 and 7,733.27

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Solution

The fourth proportional to 13,701.02, 18,906.35 and 7,733.27 is: 10,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.02 : 18,906.35 = 7,733.27 : x
  2. Step 2: Convert to fraction form
    13,701.02/18,906.35 = 7,733.27/x
  3. Step 3: Cross multiply
    13,701.02x = 18,906.35 × 7,733.27
  4. Step 4: Simplify right side
    13,701.02x = 146,207,917.86
  5. Step 5: Solve for x
    x = 146,207,917.86/13,701.02
  6. Step 6: Final answer
    x = 10,671.32

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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.