Home / 15,511.52-23,268.04-4,418.98

Finding the Fourth Proportional to 15,511.52, 23,268.04 and 4,418.98

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Solution

The fourth proportional to 15,511.52, 23,268.04 and 4,418.98 is: 6,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511.52 : 23,268.04 = 4,418.98 : x
  2. Step 2: Convert to fraction form
    15,511.52/23,268.04 = 4,418.98/x
  3. Step 3: Cross multiply
    15,511.52x = 23,268.04 × 4,418.98
  4. Step 4: Simplify right side
    15,511.52x = 102,820,934.18
  5. Step 5: Solve for x
    x = 102,820,934.18/15,511.52
  6. Step 6: Final answer
    x = 6,628.68

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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.