Home / 40,439.24-60,656.70-10,856.60

Finding the Fourth Proportional to 40,439.24, 60,656.70 and 10,856.60

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Solution

The fourth proportional to 40,439.24, 60,656.70 and 10,856.60 is: 16,284.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.24 : 60,656.70 = 10,856.60 : x
  2. Step 2: Convert to fraction form
    40,439.24/60,656.70 = 10,856.60/x
  3. Step 3: Cross multiply
    40,439.24x = 60,656.70 × 10,856.60
  4. Step 4: Simplify right side
    40,439.24x = 658,525,529.22
  5. Step 5: Solve for x
    x = 658,525,529.22/40,439.24
  6. Step 6: Final answer
    x = 16,284.32

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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.