Home / 15,458.32-23,190.84-5,069.68

Finding the Fourth Proportional to 15,458.32, 23,190.84 and 5,069.68

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Solution

The fourth proportional to 15,458.32, 23,190.84 and 5,069.68 is: 7,605.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.32 : 23,190.84 = 5,069.68 : x
  2. Step 2: Convert to fraction form
    15,458.32/23,190.84 = 5,069.68/x
  3. Step 3: Cross multiply
    15,458.32x = 23,190.84 × 5,069.68
  4. Step 4: Simplify right side
    15,458.32x = 117,570,137.73
  5. Step 5: Solve for x
    x = 117,570,137.73/15,458.32
  6. Step 6: Final answer
    x = 7,605.62

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1.5x scale

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.