Home / 48,625.19-72,908.62-19,007.75

Finding the Fourth Proportional to 48,625.19, 72,908.62 and 19,007.75

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Solution

The fourth proportional to 48,625.19, 72,908.62 and 19,007.75 is: 28,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,625.19 : 72,908.62 = 19,007.75 : x
  2. Step 2: Convert to fraction form
    48,625.19/72,908.62 = 19,007.75/x
  3. Step 3: Cross multiply
    48,625.19x = 72,908.62 × 19,007.75
  4. Step 4: Simplify right side
    48,625.19x = 1,385,828,821.81
  5. Step 5: Solve for x
    x = 1,385,828,821.81/48,625.19
  6. Step 6: Final answer
    x = 28,500.22

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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.