Home / 46,660.20-64,372.70-28,724.04

Finding the Fourth Proportional to 46,660.20, 64,372.70 and 28,724.04

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Solution

The fourth proportional to 46,660.20, 64,372.70 and 28,724.04 is: 39,627.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,660.20 : 64,372.70 = 28,724.04 : x
  2. Step 2: Convert to fraction form
    46,660.20/64,372.70 = 28,724.04/x
  3. Step 3: Cross multiply
    46,660.20x = 64,372.70 × 28,724.04
  4. Step 4: Simplify right side
    46,660.20x = 1,849,043,866.09
  5. Step 5: Solve for x
    x = 1,849,043,866.09/46,660.20
  6. Step 6: Final answer
    x = 39,627.86

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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.