Home / 52,746.36-72,790.20-28,873.32

Finding the Fourth Proportional to 52,746.36, 72,790.20 and 28,873.32

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Solution

The fourth proportional to 52,746.36, 72,790.20 and 28,873.32 is: 39,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.36 : 72,790.20 = 28,873.32 : x
  2. Step 2: Convert to fraction form
    52,746.36/72,790.20 = 28,873.32/x
  3. Step 3: Cross multiply
    52,746.36x = 72,790.20 × 28,873.32
  4. Step 4: Simplify right side
    52,746.36x = 2,101,694,737.46
  5. Step 5: Solve for x
    x = 2,101,694,737.46/52,746.36
  6. Step 6: Final answer
    x = 39,845.30

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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.