Home / 53,951.47-80,917.41-14,499.35

Finding the Fourth Proportional to 53,951.47, 80,917.41 and 14,499.35

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Solution

The fourth proportional to 53,951.47, 80,917.41 and 14,499.35 is: 21,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,951.47 : 80,917.41 = 14,499.35 : x
  2. Step 2: Convert to fraction form
    53,951.47/80,917.41 = 14,499.35/x
  3. Step 3: Cross multiply
    53,951.47x = 80,917.41 × 14,499.35
  4. Step 4: Simplify right side
    53,951.47x = 1,173,250,134.73
  5. Step 5: Solve for x
    x = 1,173,250,134.73/53,951.47
  6. Step 6: Final answer
    x = 21,746.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.