Home / 13,093.02-18,070.71-8,377.14

Finding the Fourth Proportional to 13,093.02, 18,070.71 and 8,377.14

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Solution

The fourth proportional to 13,093.02, 18,070.71 and 8,377.14 is: 11,561.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.02 : 18,070.71 = 8,377.14 : x
  2. Step 2: Convert to fraction form
    13,093.02/18,070.71 = 8,377.14/x
  3. Step 3: Cross multiply
    13,093.02x = 18,070.71 × 8,377.14
  4. Step 4: Simplify right side
    13,093.02x = 151,380,867.57
  5. Step 5: Solve for x
    x = 151,380,867.57/13,093.02
  6. Step 6: Final answer
    x = 11,561.95

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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.