Home / 15,678.46-23,515.26-4,582.54

Finding the Fourth Proportional to 15,678.46, 23,515.26 and 4,582.54

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Solution

The fourth proportional to 15,678.46, 23,515.26 and 4,582.54 is: 6,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678.46 : 23,515.26 = 4,582.54 : x
  2. Step 2: Convert to fraction form
    15,678.46/23,515.26 = 4,582.54/x
  3. Step 3: Cross multiply
    15,678.46x = 23,515.26 × 4,582.54
  4. Step 4: Simplify right side
    15,678.46x = 107,759,619.56
  5. Step 5: Solve for x
    x = 107,759,619.56/15,678.46
  6. Step 6: Final answer
    x = 6,873.10

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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.