Home / 30,427.56-41,990.76-19,095.84

Finding the Fourth Proportional to 30,427.56, 41,990.76 and 19,095.84

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Solution

The fourth proportional to 30,427.56, 41,990.76 and 19,095.84 is: 26,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,427.56 : 41,990.76 = 19,095.84 : x
  2. Step 2: Convert to fraction form
    30,427.56/41,990.76 = 19,095.84/x
  3. Step 3: Cross multiply
    30,427.56x = 41,990.76 × 19,095.84
  4. Step 4: Simplify right side
    30,427.56x = 801,848,834.44
  5. Step 5: Solve for x
    x = 801,848,834.44/30,427.56
  6. Step 6: Final answer
    x = 26,352.72

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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.