Home / 23,636.64-32,632.56-21,012.48

Finding the Fourth Proportional to 23,636.64, 32,632.56 and 21,012.48

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Solution

The fourth proportional to 23,636.64, 32,632.56 and 21,012.48 is: 29,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,636.64 : 32,632.56 = 21,012.48 : x
  2. Step 2: Convert to fraction form
    23,636.64/32,632.56 = 21,012.48/x
  3. Step 3: Cross multiply
    23,636.64x = 32,632.56 × 21,012.48
  4. Step 4: Simplify right side
    23,636.64x = 685,691,014.35
  5. Step 5: Solve for x
    x = 685,691,014.35/23,636.64
  6. Step 6: Final answer
    x = 29,009.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.