Home / 40,224.22-60,346.08-12,142.60

Finding the Fourth Proportional to 40,224.22, 60,346.08 and 12,142.60

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Solution

The fourth proportional to 40,224.22, 60,346.08 and 12,142.60 is: 18,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,224.22 : 60,346.08 = 12,142.60 : x
  2. Step 2: Convert to fraction form
    40,224.22/60,346.08 = 12,142.60/x
  3. Step 3: Cross multiply
    40,224.22x = 60,346.08 × 12,142.60
  4. Step 4: Simplify right side
    40,224.22x = 732,758,009.28
  5. Step 5: Solve for x
    x = 732,758,009.28/40,224.22
  6. Step 6: Final answer
    x = 18,216.84

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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.