Home / 18,124.02-27,185.04-4,976.40

Finding the Fourth Proportional to 18,124.02, 27,185.04 and 4,976.40

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Solution

The fourth proportional to 18,124.02, 27,185.04 and 4,976.40 is: 7,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.02 : 27,185.04 = 4,976.40 : x
  2. Step 2: Convert to fraction form
    18,124.02/27,185.04 = 4,976.40/x
  3. Step 3: Cross multiply
    18,124.02x = 27,185.04 × 4,976.40
  4. Step 4: Simplify right side
    18,124.02x = 135,283,633.06
  5. Step 5: Solve for x
    x = 135,283,633.06/18,124.02
  6. Step 6: Final answer
    x = 7,464.33

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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.