Home / 30,363.53-45,552.71-11,643.23

Finding the Fourth Proportional to 30,363.53, 45,552.71 and 11,643.23

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Solution

The fourth proportional to 30,363.53, 45,552.71 and 11,643.23 is: 17,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363.53 : 45,552.71 = 11,643.23 : x
  2. Step 2: Convert to fraction form
    30,363.53/45,552.71 = 11,643.23/x
  3. Step 3: Cross multiply
    30,363.53x = 45,552.71 × 11,643.23
  4. Step 4: Simplify right side
    30,363.53x = 530,380,679.65
  5. Step 5: Solve for x
    x = 530,380,679.65/30,363.53
  6. Step 6: Final answer
    x = 17,467.69

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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.