Home / 11,451.60-17,157.24-10,030.20

Finding the Fourth Proportional to 11,451.60, 17,157.24 and 10,030.20

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Solution

The fourth proportional to 11,451.60, 17,157.24 and 10,030.20 is: 15,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.60 : 17,157.24 = 10,030.20 : x
  2. Step 2: Convert to fraction form
    11,451.60/17,157.24 = 10,030.20/x
  3. Step 3: Cross multiply
    11,451.60x = 17,157.24 × 10,030.20
  4. Step 4: Simplify right side
    11,451.60x = 172,090,548.65
  5. Step 5: Solve for x
    x = 172,090,548.65/11,451.60
  6. Step 6: Final answer
    x = 15,027.64

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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.