Home / 14,849.46-20,457.66-10,365.30

Finding the Fourth Proportional to 14,849.46, 20,457.66 and 10,365.30

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Solution

The fourth proportional to 14,849.46, 20,457.66 and 10,365.30 is: 14,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.46 : 20,457.66 = 10,365.30 : x
  2. Step 2: Convert to fraction form
    14,849.46/20,457.66 = 10,365.30/x
  3. Step 3: Cross multiply
    14,849.46x = 20,457.66 × 10,365.30
  4. Step 4: Simplify right side
    14,849.46x = 212,049,783.20
  5. Step 5: Solve for x
    x = 212,049,783.20/14,849.46
  6. Step 6: Final answer
    x = 14,279.97

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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.