Home / 12,437.12-18,564.69-10,960.94

Finding the Fourth Proportional to 12,437.12, 18,564.69 and 10,960.94

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Solution

The fourth proportional to 12,437.12, 18,564.69 and 10,960.94 is: 16,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,437.12 : 18,564.69 = 10,960.94 : x
  2. Step 2: Convert to fraction form
    12,437.12/18,564.69 = 10,960.94/x
  3. Step 3: Cross multiply
    12,437.12x = 18,564.69 × 10,960.94
  4. Step 4: Simplify right side
    12,437.12x = 203,486,479.07
  5. Step 5: Solve for x
    x = 203,486,479.07/12,437.12
  6. Step 6: Final answer
    x = 16,361.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.