Home / 10,014.75-15,018.93-3,439.35

Finding the Fourth Proportional to 10,014.75, 15,018.93 and 3,439.35

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Solution

The fourth proportional to 10,014.75, 15,018.93 and 3,439.35 is: 5,157.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.75 : 15,018.93 = 3,439.35 : x
  2. Step 2: Convert to fraction form
    10,014.75/15,018.93 = 3,439.35/x
  3. Step 3: Cross multiply
    10,014.75x = 15,018.93 × 3,439.35
  4. Step 4: Simplify right side
    10,014.75x = 51,655,356.90
  5. Step 5: Solve for x
    x = 51,655,356.90/10,014.75
  6. Step 6: Final answer
    x = 5,157.93

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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.