Home / 22,364.40-30,863.25-12,804.27

Finding the Fourth Proportional to 22,364.40, 30,863.25 and 12,804.27

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Solution

The fourth proportional to 22,364.40, 30,863.25 and 12,804.27 is: 17,670.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,364.40 : 30,863.25 = 12,804.27 : x
  2. Step 2: Convert to fraction form
    22,364.40/30,863.25 = 12,804.27/x
  3. Step 3: Cross multiply
    22,364.40x = 30,863.25 × 12,804.27
  4. Step 4: Simplify right side
    22,364.40x = 395,181,386.08
  5. Step 5: Solve for x
    x = 395,181,386.08/22,364.40
  6. Step 6: Final answer
    x = 17,670.11

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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.