Home / 14,860.24-20,503.78-10,080.84

Finding the Fourth Proportional to 14,860.24, 20,503.78 and 10,080.84

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Solution

The fourth proportional to 14,860.24, 20,503.78 and 10,080.84 is: 13,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.24 : 20,503.78 = 10,080.84 : x
  2. Step 2: Convert to fraction form
    14,860.24/20,503.78 = 10,080.84/x
  3. Step 3: Cross multiply
    14,860.24x = 20,503.78 × 10,080.84
  4. Step 4: Simplify right side
    14,860.24x = 206,695,325.58
  5. Step 5: Solve for x
    x = 206,695,325.58/14,860.24
  6. Step 6: Final answer
    x = 13,909.29

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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.