Home / 10,970.84-16,431.66-10,601.79

Finding the Fourth Proportional to 10,970.84, 16,431.66 and 10,601.79

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Solution

The fourth proportional to 10,970.84, 16,431.66 and 10,601.79 is: 15,878.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.84 : 16,431.66 = 10,601.79 : x
  2. Step 2: Convert to fraction form
    10,970.84/16,431.66 = 10,601.79/x
  3. Step 3: Cross multiply
    10,970.84x = 16,431.66 × 10,601.79
  4. Step 4: Simplify right side
    10,970.84x = 174,204,947.05
  5. Step 5: Solve for x
    x = 174,204,947.05/10,970.84
  6. Step 6: Final answer
    x = 15,878.90

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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.