Home / 48,081.36-72,128.87-14,804.19

Finding the Fourth Proportional to 48,081.36, 72,128.87 and 14,804.19

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Solution

The fourth proportional to 48,081.36, 72,128.87 and 14,804.19 is: 22,208.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,081.36 : 72,128.87 = 14,804.19 : x
  2. Step 2: Convert to fraction form
    48,081.36/72,128.87 = 14,804.19/x
  3. Step 3: Cross multiply
    48,081.36x = 72,128.87 × 14,804.19
  4. Step 4: Simplify right side
    48,081.36x = 1,067,809,421.94
  5. Step 5: Solve for x
    x = 1,067,809,421.94/48,081.36
  6. Step 6: Final answer
    x = 22,208.39

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1.5x scale

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.