Home / 23,809.80-35,686.98-19,159.32

Finding the Fourth Proportional to 23,809.80, 35,686.98 and 19,159.32

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Solution

The fourth proportional to 23,809.80, 35,686.98 and 19,159.32 is: 28,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.80 : 35,686.98 = 19,159.32 : x
  2. Step 2: Convert to fraction form
    23,809.80/35,686.98 = 19,159.32/x
  3. Step 3: Cross multiply
    23,809.80x = 35,686.98 × 19,159.32
  4. Step 4: Simplify right side
    23,809.80x = 683,738,269.65
  5. Step 5: Solve for x
    x = 683,738,269.65/23,809.80
  6. Step 6: Final answer
    x = 28,716.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.