Home / 14,800.08-20,416.52-10,020.21

Finding the Fourth Proportional to 14,800.08, 20,416.52 and 10,020.21

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Solution

The fourth proportional to 14,800.08, 20,416.52 and 10,020.21 is: 13,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.08 : 20,416.52 = 10,020.21 : x
  2. Step 2: Convert to fraction form
    14,800.08/20,416.52 = 10,020.21/x
  3. Step 3: Cross multiply
    14,800.08x = 20,416.52 × 10,020.21
  4. Step 4: Simplify right side
    14,800.08x = 204,577,766.36
  5. Step 5: Solve for x
    x = 204,577,766.36/14,800.08
  6. Step 6: Final answer
    x = 13,822.74

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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.