Home / 45,094.37-67,704.12-28,405.13

Finding the Fourth Proportional to 45,094.37, 67,704.12 and 28,405.13

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Solution

The fourth proportional to 45,094.37, 67,704.12 and 28,405.13 is: 42,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,094.37 : 67,704.12 = 28,405.13 : x
  2. Step 2: Convert to fraction form
    45,094.37/67,704.12 = 28,405.13/x
  3. Step 3: Cross multiply
    45,094.37x = 67,704.12 × 28,405.13
  4. Step 4: Simplify right side
    45,094.37x = 1,923,143,991.62
  5. Step 5: Solve for x
    x = 1,923,143,991.62/45,094.37
  6. Step 6: Final answer
    x = 42,647.10

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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.