Home / 18,669.60-27,959.22-10,748.16

Finding the Fourth Proportional to 18,669.60, 27,959.22 and 10,748.16

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Solution

The fourth proportional to 18,669.60, 27,959.22 and 10,748.16 is: 16,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.60 : 27,959.22 = 10,748.16 : x
  2. Step 2: Convert to fraction form
    18,669.60/27,959.22 = 10,748.16/x
  3. Step 3: Cross multiply
    18,669.60x = 27,959.22 × 10,748.16
  4. Step 4: Simplify right side
    18,669.60x = 300,510,170.04
  5. Step 5: Solve for x
    x = 300,510,170.04/18,669.60
  6. Step 6: Final answer
    x = 16,096.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.