Home / 27,545.82-38,010.12-15,606.60

Finding the Fourth Proportional to 27,545.82, 38,010.12 and 15,606.60

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Solution

The fourth proportional to 27,545.82, 38,010.12 and 15,606.60 is: 21,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.82 : 38,010.12 = 15,606.60 : x
  2. Step 2: Convert to fraction form
    27,545.82/38,010.12 = 15,606.60/x
  3. Step 3: Cross multiply
    27,545.82x = 38,010.12 × 15,606.60
  4. Step 4: Simplify right side
    27,545.82x = 593,208,738.79
  5. Step 5: Solve for x
    x = 593,208,738.79/27,545.82
  6. Step 6: Final answer
    x = 21,535.35

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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.