Home / 30,967.28-46,454.88-11,255.12

Finding the Fourth Proportional to 30,967.28, 46,454.88 and 11,255.12

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Solution

The fourth proportional to 30,967.28, 46,454.88 and 11,255.12 is: 16,884.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967.28 : 46,454.88 = 11,255.12 : x
  2. Step 2: Convert to fraction form
    30,967.28/46,454.88 = 11,255.12/x
  3. Step 3: Cross multiply
    30,967.28x = 46,454.88 × 11,255.12
  4. Step 4: Simplify right side
    30,967.28x = 522,855,248.99
  5. Step 5: Solve for x
    x = 522,855,248.99/30,967.28
  6. Step 6: Final answer
    x = 16,884.12

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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.