Home / 52,746.41-72,790.74-28,872.57

Finding the Fourth Proportional to 52,746.41, 72,790.74 and 28,872.57

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Solution

The fourth proportional to 52,746.41, 72,790.74 and 28,872.57 is: 39,844.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.41 : 72,790.74 = 28,872.57 : x
  2. Step 2: Convert to fraction form
    52,746.41/72,790.74 = 28,872.57/x
  3. Step 3: Cross multiply
    52,746.41x = 72,790.74 × 28,872.57
  4. Step 4: Simplify right side
    52,746.41x = 2,101,655,736.00
  5. Step 5: Solve for x
    x = 2,101,655,736.00/52,746.41
  6. Step 6: Final answer
    x = 39,844.53

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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.