Home / 10,018.67-15,026.99-3,445.31

Finding the Fourth Proportional to 10,018.67, 15,026.99 and 3,445.31

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Solution

The fourth proportional to 10,018.67, 15,026.99 and 3,445.31 is: 5,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.67 : 15,026.99 = 3,445.31 : x
  2. Step 2: Convert to fraction form
    10,018.67/15,026.99 = 3,445.31/x
  3. Step 3: Cross multiply
    10,018.67x = 15,026.99 × 3,445.31
  4. Step 4: Simplify right side
    10,018.67x = 51,772,659.26
  5. Step 5: Solve for x
    x = 51,772,659.26/10,018.67
  6. Step 6: Final answer
    x = 5,167.62

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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.