Home / 19,545.66-26,976.51-11,592.30

Finding the Fourth Proportional to 19,545.66, 26,976.51 and 11,592.30

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Solution

The fourth proportional to 19,545.66, 26,976.51 and 11,592.30 is: 15,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.66 : 26,976.51 = 11,592.30 : x
  2. Step 2: Convert to fraction form
    19,545.66/26,976.51 = 11,592.30/x
  3. Step 3: Cross multiply
    19,545.66x = 26,976.51 × 11,592.30
  4. Step 4: Simplify right side
    19,545.66x = 312,719,796.87
  5. Step 5: Solve for x
    x = 312,719,796.87/19,545.66
  6. Step 6: Final answer
    x = 15,999.45

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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.