Home / 13,011.04-19,516.57-3,652.05

Finding the Fourth Proportional to 13,011.04, 19,516.57 and 3,652.05

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Solution

The fourth proportional to 13,011.04, 19,516.57 and 3,652.05 is: 5,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.04 : 19,516.57 = 3,652.05 : x
  2. Step 2: Convert to fraction form
    13,011.04/19,516.57 = 3,652.05/x
  3. Step 3: Cross multiply
    13,011.04x = 19,516.57 × 3,652.05
  4. Step 4: Simplify right side
    13,011.04x = 71,275,553.53
  5. Step 5: Solve for x
    x = 71,275,553.53/13,011.04
  6. Step 6: Final answer
    x = 5,478.08

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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.