Home / 10,018.44-15,008.46-5,622.60

Finding the Fourth Proportional to 10,018.44, 15,008.46 and 5,622.60

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Solution

The fourth proportional to 10,018.44, 15,008.46 and 5,622.60 is: 8,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.44 : 15,008.46 = 5,622.60 : x
  2. Step 2: Convert to fraction form
    10,018.44/15,008.46 = 5,622.60/x
  3. Step 3: Cross multiply
    10,018.44x = 15,008.46 × 5,622.60
  4. Step 4: Simplify right side
    10,018.44x = 84,386,567.20
  5. Step 5: Solve for x
    x = 84,386,567.20/10,018.44
  6. Step 6: Final answer
    x = 8,423.12

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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.