Home / 45,443.04-68,172.30-15,454.14

Finding the Fourth Proportional to 45,443.04, 68,172.30 and 15,454.14

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Solution

The fourth proportional to 45,443.04, 68,172.30 and 15,454.14 is: 23,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,443.04 : 68,172.30 = 15,454.14 : x
  2. Step 2: Convert to fraction form
    45,443.04/68,172.30 = 15,454.14/x
  3. Step 3: Cross multiply
    45,443.04x = 68,172.30 × 15,454.14
  4. Step 4: Simplify right side
    45,443.04x = 1,053,544,268.32
  5. Step 5: Solve for x
    x = 1,053,544,268.32/45,443.04
  6. Step 6: Final answer
    x = 23,183.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.