Home / 30,453.22-45,684.76-9,388.34

Finding the Fourth Proportional to 30,453.22, 45,684.76 and 9,388.34

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Solution

The fourth proportional to 30,453.22, 45,684.76 and 9,388.34 is: 14,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.22 : 45,684.76 = 9,388.34 : x
  2. Step 2: Convert to fraction form
    30,453.22/45,684.76 = 9,388.34/x
  3. Step 3: Cross multiply
    30,453.22x = 45,684.76 × 9,388.34
  4. Step 4: Simplify right side
    30,453.22x = 428,903,807.80
  5. Step 5: Solve for x
    x = 428,903,807.80/30,453.22
  6. Step 6: Final answer
    x = 14,084.02

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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.