Home / 15,455.96-23,185.62-4,923.51

Finding the Fourth Proportional to 15,455.96, 23,185.62 and 4,923.51

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Solution

The fourth proportional to 15,455.96, 23,185.62 and 4,923.51 is: 7,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.96 : 23,185.62 = 4,923.51 : x
  2. Step 2: Convert to fraction form
    15,455.96/23,185.62 = 4,923.51/x
  3. Step 3: Cross multiply
    15,455.96x = 23,185.62 × 4,923.51
  4. Step 4: Simplify right side
    15,455.96x = 114,154,631.93
  5. Step 5: Solve for x
    x = 114,154,631.93/15,455.96
  6. Step 6: Final answer
    x = 7,385.80

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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.