Home / 15,454.56-23,185.44-5,065.68

Finding the Fourth Proportional to 15,454.56, 23,185.44 and 5,065.68

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Solution

The fourth proportional to 15,454.56, 23,185.44 and 5,065.68 is: 7,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.56 : 23,185.44 = 5,065.68 : x
  2. Step 2: Convert to fraction form
    15,454.56/23,185.44 = 5,065.68/x
  3. Step 3: Cross multiply
    15,454.56x = 23,185.44 × 5,065.68
  4. Step 4: Simplify right side
    15,454.56x = 117,450,019.70
  5. Step 5: Solve for x
    x = 117,450,019.70/15,454.56
  6. Step 6: Final answer
    x = 7,599.70

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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.