Home / 16,980.90-23,433.72-10,611.19

Finding the Fourth Proportional to 16,980.90, 23,433.72 and 10,611.19

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Solution

The fourth proportional to 16,980.90, 23,433.72 and 10,611.19 is: 14,643.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.90 : 23,433.72 = 10,611.19 : x
  2. Step 2: Convert to fraction form
    16,980.90/23,433.72 = 10,611.19/x
  3. Step 3: Cross multiply
    16,980.90x = 23,433.72 × 10,611.19
  4. Step 4: Simplify right side
    16,980.90x = 248,659,511.63
  5. Step 5: Solve for x
    x = 248,659,511.63/16,980.90
  6. Step 6: Final answer
    x = 14,643.49

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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.