Home / 33,586.72-50,386.56-18,812.32

Finding the Fourth Proportional to 33,586.72, 50,386.56 and 18,812.32

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Solution

The fourth proportional to 33,586.72, 50,386.56 and 18,812.32 is: 28,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,586.72 : 50,386.56 = 18,812.32 : x
  2. Step 2: Convert to fraction form
    33,586.72/50,386.56 = 18,812.32/x
  3. Step 3: Cross multiply
    33,586.72x = 50,386.56 × 18,812.32
  4. Step 4: Simplify right side
    33,586.72x = 947,888,090.42
  5. Step 5: Solve for x
    x = 947,888,090.42/33,586.72
  6. Step 6: Final answer
    x = 28,222.11

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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.