Home / 14,217.72-19,628.48-9,445.85

Finding the Fourth Proportional to 14,217.72, 19,628.48 and 9,445.85

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Solution

The fourth proportional to 14,217.72, 19,628.48 and 9,445.85 is: 13,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.72 : 19,628.48 = 9,445.85 : x
  2. Step 2: Convert to fraction form
    14,217.72/19,628.48 = 9,445.85/x
  3. Step 3: Cross multiply
    14,217.72x = 19,628.48 × 9,445.85
  4. Step 4: Simplify right side
    14,217.72x = 185,407,532.44
  5. Step 5: Solve for x
    x = 185,407,532.44/14,217.72
  6. Step 6: Final answer
    x = 13,040.60

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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.