Home / 13,763.01-20,647.77-4,998

Finding the Fourth Proportional to 13,763.01, 20,647.77 and 4,998

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Solution

The fourth proportional to 13,763.01, 20,647.77 and 4,998 is: 7,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763.01 : 20,647.77 = 4,998 : x
  2. Step 2: Convert to fraction form
    13,763.01/20,647.77 = 4,998/x
  3. Step 3: Cross multiply
    13,763.01x = 20,647.77 × 4,998
  4. Step 4: Simplify right side
    13,763.01x = 103,197,554.46
  5. Step 5: Solve for x
    x = 103,197,554.46/13,763.01
  6. Step 6: Final answer
    x = 7,498.18

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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.