Home / 13,175.53-19,763.39-4,411.13

Finding the Fourth Proportional to 13,175.53, 19,763.39 and 4,411.13

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Solution

The fourth proportional to 13,175.53, 19,763.39 and 4,411.13 is: 6,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.53 : 19,763.39 = 4,411.13 : x
  2. Step 2: Convert to fraction form
    13,175.53/19,763.39 = 4,411.13/x
  3. Step 3: Cross multiply
    13,175.53x = 19,763.39 × 4,411.13
  4. Step 4: Simplify right side
    13,175.53x = 87,178,794.74
  5. Step 5: Solve for x
    x = 87,178,794.74/13,175.53
  6. Step 6: Final answer
    x = 6,616.72

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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.