Home / 12,244.02-18,365.42-3,477.79

Finding the Fourth Proportional to 12,244.02, 18,365.42 and 3,477.79

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Solution

The fourth proportional to 12,244.02, 18,365.42 and 3,477.79 is: 5,216.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,244.02 : 18,365.42 = 3,477.79 : x
  2. Step 2: Convert to fraction form
    12,244.02/18,365.42 = 3,477.79/x
  3. Step 3: Cross multiply
    12,244.02x = 18,365.42 × 3,477.79
  4. Step 4: Simplify right side
    12,244.02x = 63,871,056.63
  5. Step 5: Solve for x
    x = 63,871,056.63/12,244.02
  6. Step 6: Final answer
    x = 5,216.51

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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.