Home / 17,113.54-25,679.91-9,322.90

Finding the Fourth Proportional to 17,113.54, 25,679.91 and 9,322.90

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Solution

The fourth proportional to 17,113.54, 25,679.91 and 9,322.90 is: 13,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,113.54 : 25,679.91 = 9,322.90 : x
  2. Step 2: Convert to fraction form
    17,113.54/25,679.91 = 9,322.90/x
  3. Step 3: Cross multiply
    17,113.54x = 25,679.91 × 9,322.90
  4. Step 4: Simplify right side
    17,113.54x = 239,411,232.94
  5. Step 5: Solve for x
    x = 239,411,232.94/17,113.54
  6. Step 6: Final answer
    x = 13,989.58

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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.