Home / 30,392.28-41,903.37-23,231.07

Finding the Fourth Proportional to 30,392.28, 41,903.37 and 23,231.07

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Solution

The fourth proportional to 30,392.28, 41,903.37 and 23,231.07 is: 32,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.28 : 41,903.37 = 23,231.07 : x
  2. Step 2: Convert to fraction form
    30,392.28/41,903.37 = 23,231.07/x
  3. Step 3: Cross multiply
    30,392.28x = 41,903.37 × 23,231.07
  4. Step 4: Simplify right side
    30,392.28x = 973,460,121.71
  5. Step 5: Solve for x
    x = 973,460,121.71/30,392.28
  6. Step 6: Final answer
    x = 32,029.85

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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.