Home / 34,043.68-46,981.44-18,936.16

Finding the Fourth Proportional to 34,043.68, 46,981.44 and 18,936.16

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Solution

The fourth proportional to 34,043.68, 46,981.44 and 18,936.16 is: 26,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,043.68 : 46,981.44 = 18,936.16 : x
  2. Step 2: Convert to fraction form
    34,043.68/46,981.44 = 18,936.16/x
  3. Step 3: Cross multiply
    34,043.68x = 46,981.44 × 18,936.16
  4. Step 4: Simplify right side
    34,043.68x = 889,648,064.87
  5. Step 5: Solve for x
    x = 889,648,064.87/34,043.68
  6. Step 6: Final answer
    x = 26,132.55

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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.