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Finding the Fourth Proportional to 32,570.28, 44,946.19 and 18,230.30

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Solution

The fourth proportional to 32,570.28, 44,946.19 and 18,230.30 is: 25,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,570.28 : 44,946.19 = 18,230.30 : x
  2. Step 2: Convert to fraction form
    32,570.28/44,946.19 = 18,230.30/x
  3. Step 3: Cross multiply
    32,570.28x = 44,946.19 × 18,230.30
  4. Step 4: Simplify right side
    32,570.28x = 819,382,527.56
  5. Step 5: Solve for x
    x = 819,382,527.56/32,570.28
  6. Step 6: Final answer
    x = 25,157.37

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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.