Home / 18,533.41-25,576.12-10,578.20

Finding the Fourth Proportional to 18,533.41, 25,576.12 and 10,578.20

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Solution

The fourth proportional to 18,533.41, 25,576.12 and 10,578.20 is: 14,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.41 : 25,576.12 = 10,578.20 : x
  2. Step 2: Convert to fraction form
    18,533.41/25,576.12 = 10,578.20/x
  3. Step 3: Cross multiply
    18,533.41x = 25,576.12 × 10,578.20
  4. Step 4: Simplify right side
    18,533.41x = 270,549,184.70
  5. Step 5: Solve for x
    x = 270,549,184.70/18,533.41
  6. Step 6: Final answer
    x = 14,597.92

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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.