Home / 25,683.67-38,529.15-11,643.59

Finding the Fourth Proportional to 25,683.67, 38,529.15 and 11,643.59

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Solution

The fourth proportional to 25,683.67, 38,529.15 and 11,643.59 is: 17,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,683.67 : 38,529.15 = 11,643.59 : x
  2. Step 2: Convert to fraction form
    25,683.67/38,529.15 = 11,643.59/x
  3. Step 3: Cross multiply
    25,683.67x = 38,529.15 × 11,643.59
  4. Step 4: Simplify right side
    25,683.67x = 448,617,625.65
  5. Step 5: Solve for x
    x = 448,617,625.65/25,683.67
  6. Step 6: Final answer
    x = 17,467.04

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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.