Home / 18,533.84-25,579.68-10,576.40

Finding the Fourth Proportional to 18,533.84, 25,579.68 and 10,576.40

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Solution

The fourth proportional to 18,533.84, 25,579.68 and 10,576.40 is: 14,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.84 : 25,579.68 = 10,576.40 : x
  2. Step 2: Convert to fraction form
    18,533.84/25,579.68 = 10,576.40/x
  3. Step 3: Cross multiply
    18,533.84x = 25,579.68 × 10,576.40
  4. Step 4: Simplify right side
    18,533.84x = 270,540,927.55
  5. Step 5: Solve for x
    x = 270,540,927.55/18,533.84
  6. Step 6: Final answer
    x = 14,597.13

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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.