Home / 11,457.08-17,263.66-9,422.64

Finding the Fourth Proportional to 11,457.08, 17,263.66 and 9,422.64

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Solution

The fourth proportional to 11,457.08, 17,263.66 and 9,422.64 is: 14,198.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.08 : 17,263.66 = 9,422.64 : x
  2. Step 2: Convert to fraction form
    11,457.08/17,263.66 = 9,422.64/x
  3. Step 3: Cross multiply
    11,457.08x = 17,263.66 × 9,422.64
  4. Step 4: Simplify right side
    11,457.08x = 162,669,253.26
  5. Step 5: Solve for x
    x = 162,669,253.26/11,457.08
  6. Step 6: Final answer
    x = 14,198.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.