Home / 13,013.16-19,518.62-3,652.44

Finding the Fourth Proportional to 13,013.16, 19,518.62 and 3,652.44

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Solution

The fourth proportional to 13,013.16, 19,518.62 and 3,652.44 is: 5,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.16 : 19,518.62 = 3,652.44 : x
  2. Step 2: Convert to fraction form
    13,013.16/19,518.62 = 3,652.44/x
  3. Step 3: Cross multiply
    13,013.16x = 19,518.62 × 3,652.44
  4. Step 4: Simplify right side
    13,013.16x = 71,290,588.43
  5. Step 5: Solve for x
    x = 71,290,588.43/13,013.16
  6. Step 6: Final answer
    x = 5,478.35

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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.