Home / 15,112.32-22,668.48-4,724.16

Finding the Fourth Proportional to 15,112.32, 22,668.48 and 4,724.16

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Solution

The fourth proportional to 15,112.32, 22,668.48 and 4,724.16 is: 7,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.32 : 22,668.48 = 4,724.16 : x
  2. Step 2: Convert to fraction form
    15,112.32/22,668.48 = 4,724.16/x
  3. Step 3: Cross multiply
    15,112.32x = 22,668.48 × 4,724.16
  4. Step 4: Simplify right side
    15,112.32x = 107,089,526.48
  5. Step 5: Solve for x
    x = 107,089,526.48/15,112.32
  6. Step 6: Final answer
    x = 7,086.24

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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.