Home / 48,098.50-72,144.31-14,815.09

Finding the Fourth Proportional to 48,098.50, 72,144.31 and 14,815.09

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Solution

The fourth proportional to 48,098.50, 72,144.31 and 14,815.09 is: 22,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,098.50 : 72,144.31 = 14,815.09 : x
  2. Step 2: Convert to fraction form
    48,098.50/72,144.31 = 14,815.09/x
  3. Step 3: Cross multiply
    48,098.50x = 72,144.31 × 14,815.09
  4. Step 4: Simplify right side
    48,098.50x = 1,068,824,445.64
  5. Step 5: Solve for x
    x = 1,068,824,445.64/48,098.50
  6. Step 6: Final answer
    x = 22,221.58

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1.5x scale

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.