Home / 12,573.80-17,366.10-10,910.60

Finding the Fourth Proportional to 12,573.80, 17,366.10 and 10,910.60

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Solution

The fourth proportional to 12,573.80, 17,366.10 and 10,910.60 is: 15,069.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.80 : 17,366.10 = 10,910.60 : x
  2. Step 2: Convert to fraction form
    12,573.80/17,366.10 = 10,910.60/x
  3. Step 3: Cross multiply
    12,573.80x = 17,366.10 × 10,910.60
  4. Step 4: Simplify right side
    12,573.80x = 189,474,570.66
  5. Step 5: Solve for x
    x = 189,474,570.66/12,573.80
  6. Step 6: Final answer
    x = 15,069.00

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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.