Home / 19,313.82-26,652.78-10,816.52

Finding the Fourth Proportional to 19,313.82, 26,652.78 and 10,816.52

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Solution

The fourth proportional to 19,313.82, 26,652.78 and 10,816.52 is: 14,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.82 : 26,652.78 = 10,816.52 : x
  2. Step 2: Convert to fraction form
    19,313.82/26,652.78 = 10,816.52/x
  3. Step 3: Cross multiply
    19,313.82x = 26,652.78 × 10,816.52
  4. Step 4: Simplify right side
    19,313.82x = 288,290,194.66
  5. Step 5: Solve for x
    x = 288,290,194.66/19,313.82
  6. Step 6: Final answer
    x = 14,926.63

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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.