Home / 48,478.91-72,693.75-22,161.09

Finding the Fourth Proportional to 48,478.91, 72,693.75 and 22,161.09

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Solution

The fourth proportional to 48,478.91, 72,693.75 and 22,161.09 is: 33,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,478.91 : 72,693.75 = 22,161.09 : x
  2. Step 2: Convert to fraction form
    48,478.91/72,693.75 = 22,161.09/x
  3. Step 3: Cross multiply
    48,478.91x = 72,693.75 × 22,161.09
  4. Step 4: Simplify right side
    48,478.91x = 1,610,973,091.89
  5. Step 5: Solve for x
    x = 1,610,973,091.89/48,478.91
  6. Step 6: Final answer
    x = 33,230.39

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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.