Home / 19,342.79-26,697.80-11,793.28

Finding the Fourth Proportional to 19,342.79, 26,697.80 and 11,793.28

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Solution

The fourth proportional to 19,342.79, 26,697.80 and 11,793.28 is: 16,277.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.79 : 26,697.80 = 11,793.28 : x
  2. Step 2: Convert to fraction form
    19,342.79/26,697.80 = 11,793.28/x
  3. Step 3: Cross multiply
    19,342.79x = 26,697.80 × 11,793.28
  4. Step 4: Simplify right side
    19,342.79x = 314,854,652.33
  5. Step 5: Solve for x
    x = 314,854,652.33/19,342.79
  6. Step 6: Final answer
    x = 16,277.62

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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.