Home / 22,504.14-31,055.28-12,433.02

Finding the Fourth Proportional to 22,504.14, 31,055.28 and 12,433.02

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Solution

The fourth proportional to 22,504.14, 31,055.28 and 12,433.02 is: 17,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,504.14 : 31,055.28 = 12,433.02 : x
  2. Step 2: Convert to fraction form
    22,504.14/31,055.28 = 12,433.02/x
  3. Step 3: Cross multiply
    22,504.14x = 31,055.28 × 12,433.02
  4. Step 4: Simplify right side
    22,504.14x = 386,110,917.35
  5. Step 5: Solve for x
    x = 386,110,917.35/22,504.14
  6. Step 6: Final answer
    x = 17,157.33

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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.