Home / 14,244.90-19,656.27-8,579.55

Finding the Fourth Proportional to 14,244.90, 19,656.27 and 8,579.55

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Solution

The fourth proportional to 14,244.90, 19,656.27 and 8,579.55 is: 11,838.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.90 : 19,656.27 = 8,579.55 : x
  2. Step 2: Convert to fraction form
    14,244.90/19,656.27 = 8,579.55/x
  3. Step 3: Cross multiply
    14,244.90x = 19,656.27 × 8,579.55
  4. Step 4: Simplify right side
    14,244.90x = 168,641,951.28
  5. Step 5: Solve for x
    x = 168,641,951.28/14,244.90
  6. Step 6: Final answer
    x = 11,838.76

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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.