Home / 14,518.87-20,037.36-8,853.93

Finding the Fourth Proportional to 14,518.87, 20,037.36 and 8,853.93

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Solution

The fourth proportional to 14,518.87, 20,037.36 and 8,853.93 is: 12,219.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.87 : 20,037.36 = 8,853.93 : x
  2. Step 2: Convert to fraction form
    14,518.87/20,037.36 = 8,853.93/x
  3. Step 3: Cross multiply
    14,518.87x = 20,037.36 × 8,853.93
  4. Step 4: Simplify right side
    14,518.87x = 177,409,382.82
  5. Step 5: Solve for x
    x = 177,409,382.82/14,518.87
  6. Step 6: Final answer
    x = 12,219.23

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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.