Home / 10,014.90-15,023.70-3,443.10

Finding the Fourth Proportional to 10,014.90, 15,023.70 and 3,443.10

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Solution

The fourth proportional to 10,014.90, 15,023.70 and 3,443.10 is: 5,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.90 : 15,023.70 = 3,443.10 : x
  2. Step 2: Convert to fraction form
    10,014.90/15,023.70 = 3,443.10/x
  3. Step 3: Cross multiply
    10,014.90x = 15,023.70 × 3,443.10
  4. Step 4: Simplify right side
    10,014.90x = 51,728,101.47
  5. Step 5: Solve for x
    x = 51,728,101.47/10,014.90
  6. Step 6: Final answer
    x = 5,165.11

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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.