Home / 30,969.88-46,454.58-10,193.32

Finding the Fourth Proportional to 30,969.88, 46,454.58 and 10,193.32

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Solution

The fourth proportional to 30,969.88, 46,454.58 and 10,193.32 is: 15,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,969.88 : 46,454.58 = 10,193.32 : x
  2. Step 2: Convert to fraction form
    30,969.88/46,454.58 = 10,193.32/x
  3. Step 3: Cross multiply
    30,969.88x = 46,454.58 × 10,193.32
  4. Step 4: Simplify right side
    30,969.88x = 473,526,399.41
  5. Step 5: Solve for x
    x = 473,526,399.41/30,969.88
  6. Step 6: Final answer
    x = 15,289.90

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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.