Home / 30,954.33-42,718.41-17,523.81

Finding the Fourth Proportional to 30,954.33, 42,718.41 and 17,523.81

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Solution

The fourth proportional to 30,954.33, 42,718.41 and 17,523.81 is: 24,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,954.33 : 42,718.41 = 17,523.81 : x
  2. Step 2: Convert to fraction form
    30,954.33/42,718.41 = 17,523.81/x
  3. Step 3: Cross multiply
    30,954.33x = 42,718.41 × 17,523.81
  4. Step 4: Simplify right side
    30,954.33x = 748,589,300.34
  5. Step 5: Solve for x
    x = 748,589,300.34/30,954.33
  6. Step 6: Final answer
    x = 24,183.67

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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.