Home / 18,298.28-27,445.62-5,150.36

Finding the Fourth Proportional to 18,298.28, 27,445.62 and 5,150.36

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Solution

The fourth proportional to 18,298.28, 27,445.62 and 5,150.36 is: 7,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.28 : 27,445.62 = 5,150.36 : x
  2. Step 2: Convert to fraction form
    18,298.28/27,445.62 = 5,150.36/x
  3. Step 3: Cross multiply
    18,298.28x = 27,445.62 × 5,150.36
  4. Step 4: Simplify right side
    18,298.28x = 141,354,823.42
  5. Step 5: Solve for x
    x = 141,354,823.42/18,298.28
  6. Step 6: Final answer
    x = 7,725.03

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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.