Home / 13,344.91-20,015.09-4,459.23

Finding the Fourth Proportional to 13,344.91, 20,015.09 and 4,459.23

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Solution

The fourth proportional to 13,344.91, 20,015.09 and 4,459.23 is: 6,688.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.91 : 20,015.09 = 4,459.23 : x
  2. Step 2: Convert to fraction form
    13,344.91/20,015.09 = 4,459.23/x
  3. Step 3: Cross multiply
    13,344.91x = 20,015.09 × 4,459.23
  4. Step 4: Simplify right side
    13,344.91x = 89,251,889.78
  5. Step 5: Solve for x
    x = 89,251,889.78/13,344.91
  6. Step 6: Final answer
    x = 6,688.08

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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.