Home / 30,391.99-45,591.62-9,329.27

Finding the Fourth Proportional to 30,391.99, 45,591.62 and 9,329.27

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Solution

The fourth proportional to 30,391.99, 45,591.62 and 9,329.27 is: 13,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,391.99 : 45,591.62 = 9,329.27 : x
  2. Step 2: Convert to fraction form
    30,391.99/45,591.62 = 9,329.27/x
  3. Step 3: Cross multiply
    30,391.99x = 45,591.62 × 9,329.27
  4. Step 4: Simplify right side
    30,391.99x = 425,336,258.11
  5. Step 5: Solve for x
    x = 425,336,258.11/30,391.99
  6. Step 6: Final answer
    x = 13,995.01

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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.