Home / 12,474.10-17,208.24-7,436.74

Finding the Fourth Proportional to 12,474.10, 17,208.24 and 7,436.74

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Solution

The fourth proportional to 12,474.10, 17,208.24 and 7,436.74 is: 10,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.10 : 17,208.24 = 7,436.74 : x
  2. Step 2: Convert to fraction form
    12,474.10/17,208.24 = 7,436.74/x
  3. Step 3: Cross multiply
    12,474.10x = 17,208.24 × 7,436.74
  4. Step 4: Simplify right side
    12,474.10x = 127,973,206.74
  5. Step 5: Solve for x
    x = 127,973,206.74/12,474.10
  6. Step 6: Final answer
    x = 10,259.11

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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.