Home / 26,856.36-37,061.73-14,920.80

Finding the Fourth Proportional to 26,856.36, 37,061.73 and 14,920.80

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Solution

The fourth proportional to 26,856.36, 37,061.73 and 14,920.80 is: 20,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.36 : 37,061.73 = 14,920.80 : x
  2. Step 2: Convert to fraction form
    26,856.36/37,061.73 = 14,920.80/x
  3. Step 3: Cross multiply
    26,856.36x = 37,061.73 × 14,920.80
  4. Step 4: Simplify right side
    26,856.36x = 552,990,660.98
  5. Step 5: Solve for x
    x = 552,990,660.98/26,856.36
  6. Step 6: Final answer
    x = 20,590.68

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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.