Home / 21,926.89-30,235.75-17,673.48

Finding the Fourth Proportional to 21,926.89, 30,235.75 and 17,673.48

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Solution

The fourth proportional to 21,926.89, 30,235.75 and 17,673.48 is: 24,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926.89 : 30,235.75 = 17,673.48 : x
  2. Step 2: Convert to fraction form
    21,926.89/30,235.75 = 17,673.48/x
  3. Step 3: Cross multiply
    21,926.89x = 30,235.75 × 17,673.48
  4. Step 4: Simplify right side
    21,926.89x = 534,370,834.54
  5. Step 5: Solve for x
    x = 534,370,834.54/21,926.89
  6. Step 6: Final answer
    x = 24,370.57

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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.