Home / 16,611.77-24,911.73-5,515.47

Finding the Fourth Proportional to 16,611.77, 24,911.73 and 5,515.47

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Solution

The fourth proportional to 16,611.77, 24,911.73 and 5,515.47 is: 8,271.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.77 : 24,911.73 = 5,515.47 : x
  2. Step 2: Convert to fraction form
    16,611.77/24,911.73 = 5,515.47/x
  3. Step 3: Cross multiply
    16,611.77x = 24,911.73 × 5,515.47
  4. Step 4: Simplify right side
    16,611.77x = 137,399,899.46
  5. Step 5: Solve for x
    x = 137,399,899.46/16,611.77
  6. Step 6: Final answer
    x = 8,271.24

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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.