Home / 22,326.96-30,809.08-13,374.32

Finding the Fourth Proportional to 22,326.96, 30,809.08 and 13,374.32

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Solution

The fourth proportional to 22,326.96, 30,809.08 and 13,374.32 is: 18,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326.96 : 30,809.08 = 13,374.32 : x
  2. Step 2: Convert to fraction form
    22,326.96/30,809.08 = 13,374.32/x
  3. Step 3: Cross multiply
    22,326.96x = 30,809.08 × 13,374.32
  4. Step 4: Simplify right side
    22,326.96x = 412,050,494.83
  5. Step 5: Solve for x
    x = 412,050,494.83/22,326.96
  6. Step 6: Final answer
    x = 18,455.29

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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.