Home / 22,464.51-30,776.33-21,623.32

Finding the Fourth Proportional to 22,464.51, 30,776.33 and 21,623.32

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Solution

The fourth proportional to 22,464.51, 30,776.33 and 21,623.32 is: 29,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.51 : 30,776.33 = 21,623.32 : x
  2. Step 2: Convert to fraction form
    22,464.51/30,776.33 = 21,623.32/x
  3. Step 3: Cross multiply
    22,464.51x = 30,776.33 × 21,623.32
  4. Step 4: Simplify right side
    22,464.51x = 665,486,432.02
  5. Step 5: Solve for x
    x = 665,486,432.02/22,464.51
  6. Step 6: Final answer
    x = 29,623.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.