Home / 14,767.39-20,378.75-8,053.03

Finding the Fourth Proportional to 14,767.39, 20,378.75 and 8,053.03

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Solution

The fourth proportional to 14,767.39, 20,378.75 and 8,053.03 is: 11,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.39 : 20,378.75 = 8,053.03 : x
  2. Step 2: Convert to fraction form
    14,767.39/20,378.75 = 8,053.03/x
  3. Step 3: Cross multiply
    14,767.39x = 20,378.75 × 8,053.03
  4. Step 4: Simplify right side
    14,767.39x = 164,110,593.90
  5. Step 5: Solve for x
    x = 164,110,593.90/14,767.39
  6. Step 6: Final answer
    x = 11,113.04

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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.