Home / 15,455.58-23,185.07-4,923.15

Finding the Fourth Proportional to 15,455.58, 23,185.07 and 4,923.15

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Solution

The fourth proportional to 15,455.58, 23,185.07 and 4,923.15 is: 7,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.58 : 23,185.07 = 4,923.15 : x
  2. Step 2: Convert to fraction form
    15,455.58/23,185.07 = 4,923.15/x
  3. Step 3: Cross multiply
    15,455.58x = 23,185.07 × 4,923.15
  4. Step 4: Simplify right side
    15,455.58x = 114,143,484.27
  5. Step 5: Solve for x
    x = 114,143,484.27/15,455.58
  6. Step 6: Final answer
    x = 7,385.26

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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.