Home / 35,806.34-53,683.96-16,820.38

Finding the Fourth Proportional to 35,806.34, 53,683.96 and 16,820.38

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Solution

The fourth proportional to 35,806.34, 53,683.96 and 16,820.38 is: 25,218.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,806.34 : 53,683.96 = 16,820.38 : x
  2. Step 2: Convert to fraction form
    35,806.34/53,683.96 = 16,820.38/x
  3. Step 3: Cross multiply
    35,806.34x = 53,683.96 × 16,820.38
  4. Step 4: Simplify right side
    35,806.34x = 902,984,430.84
  5. Step 5: Solve for x
    x = 902,984,430.84/35,806.34
  6. Step 6: Final answer
    x = 25,218.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.