Home / 14,150.60-19,508.31-11,289.04

Finding the Fourth Proportional to 14,150.60, 19,508.31 and 11,289.04

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Solution

The fourth proportional to 14,150.60, 19,508.31 and 11,289.04 is: 15,563.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.60 : 19,508.31 = 11,289.04 : x
  2. Step 2: Convert to fraction form
    14,150.60/19,508.31 = 11,289.04/x
  3. Step 3: Cross multiply
    14,150.60x = 19,508.31 × 11,289.04
  4. Step 4: Simplify right side
    14,150.60x = 220,230,091.92
  5. Step 5: Solve for x
    x = 220,230,091.92/14,150.60
  6. Step 6: Final answer
    x = 15,563.30

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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.