Home / 10,014.24-15,015.04-3,439.84

Finding the Fourth Proportional to 10,014.24, 15,015.04 and 3,439.84

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Solution

The fourth proportional to 10,014.24, 15,015.04 and 3,439.84 is: 5,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.24 : 15,015.04 = 3,439.84 : x
  2. Step 2: Convert to fraction form
    10,014.24/15,015.04 = 3,439.84/x
  3. Step 3: Cross multiply
    10,014.24x = 15,015.04 × 3,439.84
  4. Step 4: Simplify right side
    10,014.24x = 51,649,335.19
  5. Step 5: Solve for x
    x = 51,649,335.19/10,014.24
  6. Step 6: Final answer
    x = 5,157.59

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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.