Home / 48,730.51-67,264.32-28,580.04

Finding the Fourth Proportional to 48,730.51, 67,264.32 and 28,580.04

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Solution

The fourth proportional to 48,730.51, 67,264.32 and 28,580.04 is: 39,449.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,730.51 : 67,264.32 = 28,580.04 : x
  2. Step 2: Convert to fraction form
    48,730.51/67,264.32 = 28,580.04/x
  3. Step 3: Cross multiply
    48,730.51x = 67,264.32 × 28,580.04
  4. Step 4: Simplify right side
    48,730.51x = 1,922,417,063.35
  5. Step 5: Solve for x
    x = 1,922,417,063.35/48,730.51
  6. Step 6: Final answer
    x = 39,449.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.