Home / 13,384.04-20,065.34-6,360.54

Finding the Fourth Proportional to 13,384.04, 20,065.34 and 6,360.54

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Solution

The fourth proportional to 13,384.04, 20,065.34 and 6,360.54 is: 9,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.04 : 20,065.34 = 6,360.54 : x
  2. Step 2: Convert to fraction form
    13,384.04/20,065.34 = 6,360.54/x
  3. Step 3: Cross multiply
    13,384.04x = 20,065.34 × 6,360.54
  4. Step 4: Simplify right side
    13,384.04x = 127,626,397.68
  5. Step 5: Solve for x
    x = 127,626,397.68/13,384.04
  6. Step 6: Final answer
    x = 9,535.72

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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.