Home / 19,309.80-26,626.46-16,769.50

Finding the Fourth Proportional to 19,309.80, 26,626.46 and 16,769.50

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Solution

The fourth proportional to 19,309.80, 26,626.46 and 16,769.50 is: 23,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.80 : 26,626.46 = 16,769.50 : x
  2. Step 2: Convert to fraction form
    19,309.80/26,626.46 = 16,769.50/x
  3. Step 3: Cross multiply
    19,309.80x = 26,626.46 × 16,769.50
  4. Step 4: Simplify right side
    19,309.80x = 446,512,270.56
  5. Step 5: Solve for x
    x = 446,512,270.56/19,309.80
  6. Step 6: Final answer
    x = 23,123.60

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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.