Home / 12,825.02-19,268.36-12,116.98

Finding the Fourth Proportional to 12,825.02, 19,268.36 and 12,116.98

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Solution

The fourth proportional to 12,825.02, 19,268.36 and 12,116.98 is: 18,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.02 : 19,268.36 = 12,116.98 : x
  2. Step 2: Convert to fraction form
    12,825.02/19,268.36 = 12,116.98/x
  3. Step 3: Cross multiply
    12,825.02x = 19,268.36 × 12,116.98
  4. Step 4: Simplify right side
    12,825.02x = 233,474,332.75
  5. Step 5: Solve for x
    x = 233,474,332.75/12,825.02
  6. Step 6: Final answer
    x = 18,204.60

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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.