Home / 19,316.25-26,662.83-11,767.45

Finding the Fourth Proportional to 19,316.25, 26,662.83 and 11,767.45

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Solution

The fourth proportional to 19,316.25, 26,662.83 and 11,767.45 is: 16,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.25 : 26,662.83 = 11,767.45 : x
  2. Step 2: Convert to fraction form
    19,316.25/26,662.83 = 11,767.45/x
  3. Step 3: Cross multiply
    19,316.25x = 26,662.83 × 11,767.45
  4. Step 4: Simplify right side
    19,316.25x = 313,753,518.88
  5. Step 5: Solve for x
    x = 313,753,518.88/19,316.25
  6. Step 6: Final answer
    x = 16,242.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.