Home / 30,454.03-45,688.91-9,393.60

Finding the Fourth Proportional to 30,454.03, 45,688.91 and 9,393.60

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Solution

The fourth proportional to 30,454.03, 45,688.91 and 9,393.60 is: 14,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,454.03 : 45,688.91 = 9,393.60 : x
  2. Step 2: Convert to fraction form
    30,454.03/45,688.91 = 9,393.60/x
  3. Step 3: Cross multiply
    30,454.03x = 45,688.91 × 9,393.60
  4. Step 4: Simplify right side
    30,454.03x = 429,183,344.98
  5. Step 5: Solve for x
    x = 429,183,344.98/30,454.03
  6. Step 6: Final answer
    x = 14,092.83

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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.