Home / 30,210.06-41,673.09-28,071.85

Finding the Fourth Proportional to 30,210.06, 41,673.09 and 28,071.85

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Solution

The fourth proportional to 30,210.06, 41,673.09 and 28,071.85 is: 38,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,210.06 : 41,673.09 = 28,071.85 : x
  2. Step 2: Convert to fraction form
    30,210.06/41,673.09 = 28,071.85/x
  3. Step 3: Cross multiply
    30,210.06x = 41,673.09 × 28,071.85
  4. Step 4: Simplify right side
    30,210.06x = 1,169,840,522.06
  5. Step 5: Solve for x
    x = 1,169,840,522.06/30,210.06
  6. Step 6: Final answer
    x = 38,723.54

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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.