Home / 17,457.59-26,176.46-11,917.64

Finding the Fourth Proportional to 17,457.59, 26,176.46 and 11,917.64

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Solution

The fourth proportional to 17,457.59, 26,176.46 and 11,917.64 is: 17,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,457.59 : 26,176.46 = 11,917.64 : x
  2. Step 2: Convert to fraction form
    17,457.59/26,176.46 = 11,917.64/x
  3. Step 3: Cross multiply
    17,457.59x = 26,176.46 × 11,917.64
  4. Step 4: Simplify right side
    17,457.59x = 311,961,436.28
  5. Step 5: Solve for x
    x = 311,961,436.28/17,457.59
  6. Step 6: Final answer
    x = 17,869.68

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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.