Home / 40,563.12-55,942.20-26,410.80

Finding the Fourth Proportional to 40,563.12, 55,942.20 and 26,410.80

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Solution

The fourth proportional to 40,563.12, 55,942.20 and 26,410.80 is: 36,424.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,563.12 : 55,942.20 = 26,410.80 : x
  2. Step 2: Convert to fraction form
    40,563.12/55,942.20 = 26,410.80/x
  3. Step 3: Cross multiply
    40,563.12x = 55,942.20 × 26,410.80
  4. Step 4: Simplify right side
    40,563.12x = 1,477,478,255.76
  5. Step 5: Solve for x
    x = 1,477,478,255.76/40,563.12
  6. Step 6: Final answer
    x = 36,424.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.