Home / 30,341.74-41,869.56-19,010.92

Finding the Fourth Proportional to 30,341.74, 41,869.56 and 19,010.92

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Solution

The fourth proportional to 30,341.74, 41,869.56 and 19,010.92 is: 26,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341.74 : 41,869.56 = 19,010.92 : x
  2. Step 2: Convert to fraction form
    30,341.74/41,869.56 = 19,010.92/x
  3. Step 3: Cross multiply
    30,341.74x = 41,869.56 × 19,010.92
  4. Step 4: Simplify right side
    30,341.74x = 795,978,855.60
  5. Step 5: Solve for x
    x = 795,978,855.60/30,341.74
  6. Step 6: Final answer
    x = 26,233.79

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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.