Home / 15,698.21-23,544.70-5,168.35

Finding the Fourth Proportional to 15,698.21, 23,544.70 and 5,168.35

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Solution

The fourth proportional to 15,698.21, 23,544.70 and 5,168.35 is: 7,751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,698.21 : 23,544.70 = 5,168.35 : x
  2. Step 2: Convert to fraction form
    15,698.21/23,544.70 = 5,168.35/x
  3. Step 3: Cross multiply
    15,698.21x = 23,544.70 × 5,168.35
  4. Step 4: Simplify right side
    15,698.21x = 121,687,250.25
  5. Step 5: Solve for x
    x = 121,687,250.25/15,698.21
  6. Step 6: Final answer
    x = 7,751.66

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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.