Home / 16,093.02-22,209.60-10,129.80

Finding the Fourth Proportional to 16,093.02, 22,209.60 and 10,129.80

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Solution

The fourth proportional to 16,093.02, 22,209.60 and 10,129.80 is: 13,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,093.02 : 22,209.60 = 10,129.80 : x
  2. Step 2: Convert to fraction form
    16,093.02/22,209.60 = 10,129.80/x
  3. Step 3: Cross multiply
    16,093.02x = 22,209.60 × 10,129.80
  4. Step 4: Simplify right side
    16,093.02x = 224,978,806.08
  5. Step 5: Solve for x
    x = 224,978,806.08/16,093.02
  6. Step 6: Final answer
    x = 13,979.90

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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.