Home / 30,226.46-45,343.14-8,040.74

Finding the Fourth Proportional to 30,226.46, 45,343.14 and 8,040.74

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Solution

The fourth proportional to 30,226.46, 45,343.14 and 8,040.74 is: 12,062.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226.46 : 45,343.14 = 8,040.74 : x
  2. Step 2: Convert to fraction form
    30,226.46/45,343.14 = 8,040.74/x
  3. Step 3: Cross multiply
    30,226.46x = 45,343.14 × 8,040.74
  4. Step 4: Simplify right side
    30,226.46x = 364,592,399.52
  5. Step 5: Solve for x
    x = 364,592,399.52/30,226.46
  6. Step 6: Final answer
    x = 12,062.03

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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.