Home / 15,851.37-23,768.53-15,169.75

Finding the Fourth Proportional to 15,851.37, 23,768.53 and 15,169.75

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Solution

The fourth proportional to 15,851.37, 23,768.53 and 15,169.75 is: 22,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.37 : 23,768.53 = 15,169.75 : x
  2. Step 2: Convert to fraction form
    15,851.37/23,768.53 = 15,169.75/x
  3. Step 3: Cross multiply
    15,851.37x = 23,768.53 × 15,169.75
  4. Step 4: Simplify right side
    15,851.37x = 360,562,657.97
  5. Step 5: Solve for x
    x = 360,562,657.97/15,851.37
  6. Step 6: Final answer
    x = 22,746.47

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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.