Home / 48,439.19-72,658.32-28,703.54

Finding the Fourth Proportional to 48,439.19, 72,658.32 and 28,703.54

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Solution

The fourth proportional to 48,439.19, 72,658.32 and 28,703.54 is: 43,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,439.19 : 72,658.32 = 28,703.54 : x
  2. Step 2: Convert to fraction form
    48,439.19/72,658.32 = 28,703.54/x
  3. Step 3: Cross multiply
    48,439.19x = 72,658.32 × 28,703.54
  4. Step 4: Simplify right side
    48,439.19x = 2,085,550,994.45
  5. Step 5: Solve for x
    x = 2,085,550,994.45/48,439.19
  6. Step 6: Final answer
    x = 43,055.03

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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.