Home / 17,917.61-26,876.39-6,230.81

Finding the Fourth Proportional to 17,917.61, 26,876.39 and 6,230.81

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Solution

The fourth proportional to 17,917.61, 26,876.39 and 6,230.81 is: 9,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.61 : 26,876.39 = 6,230.81 : x
  2. Step 2: Convert to fraction form
    17,917.61/26,876.39 = 6,230.81/x
  3. Step 3: Cross multiply
    17,917.61x = 26,876.39 × 6,230.81
  4. Step 4: Simplify right side
    17,917.61x = 167,461,715.61
  5. Step 5: Solve for x
    x = 167,461,715.61/17,917.61
  6. Step 6: Final answer
    x = 9,346.21

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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.