Home / 14,819.03-20,457.69-11,454.24

Finding the Fourth Proportional to 14,819.03, 20,457.69 and 11,454.24

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Solution

The fourth proportional to 14,819.03, 20,457.69 and 11,454.24 is: 15,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,819.03 : 20,457.69 = 11,454.24 : x
  2. Step 2: Convert to fraction form
    14,819.03/20,457.69 = 11,454.24/x
  3. Step 3: Cross multiply
    14,819.03x = 20,457.69 × 11,454.24
  4. Step 4: Simplify right side
    14,819.03x = 234,327,291.11
  5. Step 5: Solve for x
    x = 234,327,291.11/14,819.03
  6. Step 6: Final answer
    x = 15,812.59

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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.