Home / 40,280.48-55,607.26-25,181.54

Finding the Fourth Proportional to 40,280.48, 55,607.26 and 25,181.54

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Solution

The fourth proportional to 40,280.48, 55,607.26 and 25,181.54 is: 34,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.48 : 55,607.26 = 25,181.54 : x
  2. Step 2: Convert to fraction form
    40,280.48/55,607.26 = 25,181.54/x
  3. Step 3: Cross multiply
    40,280.48x = 55,607.26 × 25,181.54
  4. Step 4: Simplify right side
    40,280.48x = 1,400,276,441.98
  5. Step 5: Solve for x
    x = 1,400,276,441.98/40,280.48
  6. Step 6: Final answer
    x = 34,763.15

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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.