Home / 17,869.19-24,643.34-11,155.44

Finding the Fourth Proportional to 17,869.19, 24,643.34 and 11,155.44

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Solution

The fourth proportional to 17,869.19, 24,643.34 and 11,155.44 is: 15,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,869.19 : 24,643.34 = 11,155.44 : x
  2. Step 2: Convert to fraction form
    17,869.19/24,643.34 = 11,155.44/x
  3. Step 3: Cross multiply
    17,869.19x = 24,643.34 × 11,155.44
  4. Step 4: Simplify right side
    17,869.19x = 274,907,300.77
  5. Step 5: Solve for x
    x = 274,907,300.77/17,869.19
  6. Step 6: Final answer
    x = 15,384.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.