Home / 30,896.24-46,349.28-11,172.80

Finding the Fourth Proportional to 30,896.24, 46,349.28 and 11,172.80

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Solution

The fourth proportional to 30,896.24, 46,349.28 and 11,172.80 is: 16,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896.24 : 46,349.28 = 11,172.80 : x
  2. Step 2: Convert to fraction form
    30,896.24/46,349.28 = 11,172.80/x
  3. Step 3: Cross multiply
    30,896.24x = 46,349.28 × 11,172.80
  4. Step 4: Simplify right side
    30,896.24x = 517,851,235.58
  5. Step 5: Solve for x
    x = 517,851,235.58/30,896.24
  6. Step 6: Final answer
    x = 16,760.98

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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.