Home / 14,149.72-19,526.73-8,847.61

Finding the Fourth Proportional to 14,149.72, 19,526.73 and 8,847.61

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Solution

The fourth proportional to 14,149.72, 19,526.73 and 8,847.61 is: 12,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.72 : 19,526.73 = 8,847.61 : x
  2. Step 2: Convert to fraction form
    14,149.72/19,526.73 = 8,847.61/x
  3. Step 3: Cross multiply
    14,149.72x = 19,526.73 × 8,847.61
  4. Step 4: Simplify right side
    14,149.72x = 172,764,749.74
  5. Step 5: Solve for x
    x = 172,764,749.74/14,149.72
  6. Step 6: Final answer
    x = 12,209.77

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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.