Home / 40,039.26-60,038.46-13,375.64

Finding the Fourth Proportional to 40,039.26, 60,038.46 and 13,375.64

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Solution

The fourth proportional to 40,039.26, 60,038.46 and 13,375.64 is: 20,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.26 : 60,038.46 = 13,375.64 : x
  2. Step 2: Convert to fraction form
    40,039.26/60,038.46 = 13,375.64/x
  3. Step 3: Cross multiply
    40,039.26x = 60,038.46 × 13,375.64
  4. Step 4: Simplify right side
    40,039.26x = 803,052,526.92
  5. Step 5: Solve for x
    x = 803,052,526.92/40,039.26
  6. Step 6: Final answer
    x = 20,056.63

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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.