Home / 14,518.74-20,036.52-8,550.66

Finding the Fourth Proportional to 14,518.74, 20,036.52 and 8,550.66

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Solution

The fourth proportional to 14,518.74, 20,036.52 and 8,550.66 is: 11,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.74 : 20,036.52 = 8,550.66 : x
  2. Step 2: Convert to fraction form
    14,518.74/20,036.52 = 8,550.66/x
  3. Step 3: Cross multiply
    14,518.74x = 20,036.52 × 8,550.66
  4. Step 4: Simplify right side
    14,518.74x = 171,325,470.10
  5. Step 5: Solve for x
    x = 171,325,470.10/14,518.74
  6. Step 6: Final answer
    x = 11,800.30

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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.