Home / 53,855.19-74,271.77-33,713.90

Finding the Fourth Proportional to 53,855.19, 74,271.77 and 33,713.90

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Solution

The fourth proportional to 53,855.19, 74,271.77 and 33,713.90 is: 46,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,855.19 : 74,271.77 = 33,713.90 : x
  2. Step 2: Convert to fraction form
    53,855.19/74,271.77 = 33,713.90/x
  3. Step 3: Cross multiply
    53,855.19x = 74,271.77 × 33,713.90
  4. Step 4: Simplify right side
    53,855.19x = 2,503,991,026.60
  5. Step 5: Solve for x
    x = 2,503,991,026.60/53,855.19
  6. Step 6: Final answer
    x = 46,494.89

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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.