Home / 13,484.09-20,226.12-6,270.53

Finding the Fourth Proportional to 13,484.09, 20,226.12 and 6,270.53

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Solution

The fourth proportional to 13,484.09, 20,226.12 and 6,270.53 is: 9,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.09 : 20,226.12 = 6,270.53 : x
  2. Step 2: Convert to fraction form
    13,484.09/20,226.12 = 6,270.53/x
  3. Step 3: Cross multiply
    13,484.09x = 20,226.12 × 6,270.53
  4. Step 4: Simplify right side
    13,484.09x = 126,828,492.24
  5. Step 5: Solve for x
    x = 126,828,492.24/13,484.09
  6. Step 6: Final answer
    x = 9,405.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.