Home / 46,781.28-64,601.28-30,043.44

Finding the Fourth Proportional to 46,781.28, 64,601.28 and 30,043.44

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Solution

The fourth proportional to 46,781.28, 64,601.28 and 30,043.44 is: 41,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,781.28 : 64,601.28 = 30,043.44 : x
  2. Step 2: Convert to fraction form
    46,781.28/64,601.28 = 30,043.44/x
  3. Step 3: Cross multiply
    46,781.28x = 64,601.28 × 30,043.44
  4. Step 4: Simplify right side
    46,781.28x = 1,940,844,679.60
  5. Step 5: Solve for x
    x = 1,940,844,679.60/46,781.28
  6. Step 6: Final answer
    x = 41,487.64

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1.5x scale

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.