Home / 12,320.01-18,474.53-3,552.84

Finding the Fourth Proportional to 12,320.01, 18,474.53 and 3,552.84

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Solution

The fourth proportional to 12,320.01, 18,474.53 and 3,552.84 is: 5,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320.01 : 18,474.53 = 3,552.84 : x
  2. Step 2: Convert to fraction form
    12,320.01/18,474.53 = 3,552.84/x
  3. Step 3: Cross multiply
    12,320.01x = 18,474.53 × 3,552.84
  4. Step 4: Simplify right side
    12,320.01x = 65,637,031.40
  5. Step 5: Solve for x
    x = 65,637,031.40/12,320.01
  6. Step 6: Final answer
    x = 5,327.68

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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.