Home / 22,817.40-31,531.32-16,464.84

Finding the Fourth Proportional to 22,817.40, 31,531.32 and 16,464.84

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Solution

The fourth proportional to 22,817.40, 31,531.32 and 16,464.84 is: 22,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,817.40 : 31,531.32 = 16,464.84 : x
  2. Step 2: Convert to fraction form
    22,817.40/31,531.32 = 16,464.84/x
  3. Step 3: Cross multiply
    22,817.40x = 31,531.32 × 16,464.84
  4. Step 4: Simplify right side
    22,817.40x = 519,158,138.79
  5. Step 5: Solve for x
    x = 519,158,138.79/22,817.40
  6. Step 6: Final answer
    x = 22,752.73

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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.