Home / 34,636.28-47,798.26-20,304.56

Finding the Fourth Proportional to 34,636.28, 47,798.26 and 20,304.56

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Solution

The fourth proportional to 34,636.28, 47,798.26 and 20,304.56 is: 28,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,636.28 : 47,798.26 = 20,304.56 : x
  2. Step 2: Convert to fraction form
    34,636.28/47,798.26 = 20,304.56/x
  3. Step 3: Cross multiply
    34,636.28x = 47,798.26 × 20,304.56
  4. Step 4: Simplify right side
    34,636.28x = 970,522,638.07
  5. Step 5: Solve for x
    x = 970,522,638.07/34,636.28
  6. Step 6: Final answer
    x = 28,020.41

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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.