Home / 10,013.43-15,018.45-3,349.17

Finding the Fourth Proportional to 10,013.43, 15,018.45 and 3,349.17

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Solution

The fourth proportional to 10,013.43, 15,018.45 and 3,349.17 is: 5,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.43 : 15,018.45 = 3,349.17 : x
  2. Step 2: Convert to fraction form
    10,013.43/15,018.45 = 3,349.17/x
  3. Step 3: Cross multiply
    10,013.43x = 15,018.45 × 3,349.17
  4. Step 4: Simplify right side
    10,013.43x = 50,299,342.19
  5. Step 5: Solve for x
    x = 50,299,342.19/10,013.43
  6. Step 6: Final answer
    x = 5,023.19

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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.