Home / 12,341.19-17,029.93-7,623.75

Finding the Fourth Proportional to 12,341.19, 17,029.93 and 7,623.75

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Solution

The fourth proportional to 12,341.19, 17,029.93 and 7,623.75 is: 10,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.19 : 17,029.93 = 7,623.75 : x
  2. Step 2: Convert to fraction form
    12,341.19/17,029.93 = 7,623.75/x
  3. Step 3: Cross multiply
    12,341.19x = 17,029.93 × 7,623.75
  4. Step 4: Simplify right side
    12,341.19x = 129,831,928.84
  5. Step 5: Solve for x
    x = 129,831,928.84/12,341.19
  6. Step 6: Final answer
    x = 10,520.21

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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.