Home / 16,739.74-23,077.74-16,222.15

Finding the Fourth Proportional to 16,739.74, 23,077.74 and 16,222.15

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Solution

The fourth proportional to 16,739.74, 23,077.74 and 16,222.15 is: 22,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.74 : 23,077.74 = 16,222.15 : x
  2. Step 2: Convert to fraction form
    16,739.74/23,077.74 = 16,222.15/x
  3. Step 3: Cross multiply
    16,739.74x = 23,077.74 × 16,222.15
  4. Step 4: Simplify right side
    16,739.74x = 374,370,559.94
  5. Step 5: Solve for x
    x = 374,370,559.94/16,739.74
  6. Step 6: Final answer
    x = 22,364.18

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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.