Home / 34,450.14-47,541.22-20,119.74

Finding the Fourth Proportional to 34,450.14, 47,541.22 and 20,119.74

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Solution

The fourth proportional to 34,450.14, 47,541.22 and 20,119.74 is: 27,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,450.14 : 47,541.22 = 20,119.74 : x
  2. Step 2: Convert to fraction form
    34,450.14/47,541.22 = 20,119.74/x
  3. Step 3: Cross multiply
    34,450.14x = 47,541.22 × 20,119.74
  4. Step 4: Simplify right side
    34,450.14x = 956,516,985.68
  5. Step 5: Solve for x
    x = 956,516,985.68/34,450.14
  6. Step 6: Final answer
    x = 27,765.26

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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.