Home / 53,051.22-79,563.60-15,603.84

Finding the Fourth Proportional to 53,051.22, 79,563.60 and 15,603.84

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Solution

The fourth proportional to 53,051.22, 79,563.60 and 15,603.84 is: 23,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.22 : 79,563.60 = 15,603.84 : x
  2. Step 2: Convert to fraction form
    53,051.22/79,563.60 = 15,603.84/x
  3. Step 3: Cross multiply
    53,051.22x = 79,563.60 × 15,603.84
  4. Step 4: Simplify right side
    53,051.22x = 1,241,497,684.22
  5. Step 5: Solve for x
    x = 1,241,497,684.22/53,051.22
  6. Step 6: Final answer
    x = 23,401.87

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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.