Home / 13,511.94-20,266.02-3,652.08

Finding the Fourth Proportional to 13,511.94, 20,266.02 and 3,652.08

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Solution

The fourth proportional to 13,511.94, 20,266.02 and 3,652.08 is: 5,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511.94 : 20,266.02 = 3,652.08 : x
  2. Step 2: Convert to fraction form
    13,511.94/20,266.02 = 3,652.08/x
  3. Step 3: Cross multiply
    13,511.94x = 20,266.02 × 3,652.08
  4. Step 4: Simplify right side
    13,511.94x = 74,013,126.32
  5. Step 5: Solve for x
    x = 74,013,126.32/13,511.94
  6. Step 6: Final answer
    x = 5,477.61

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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.