Home / 30,314.01-45,474.66-15,518.97

Finding the Fourth Proportional to 30,314.01, 45,474.66 and 15,518.97

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Solution

The fourth proportional to 30,314.01, 45,474.66 and 15,518.97 is: 23,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.01 : 45,474.66 = 15,518.97 : x
  2. Step 2: Convert to fraction form
    30,314.01/45,474.66 = 15,518.97/x
  3. Step 3: Cross multiply
    30,314.01x = 45,474.66 × 15,518.97
  4. Step 4: Simplify right side
    30,314.01x = 705,719,884.30
  5. Step 5: Solve for x
    x = 705,719,884.30/30,314.01
  6. Step 6: Final answer
    x = 23,280.32

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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.