Home / 48,443.25-72,656.68-13,383.01

Finding the Fourth Proportional to 48,443.25, 72,656.68 and 13,383.01

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Solution

The fourth proportional to 48,443.25, 72,656.68 and 13,383.01 is: 20,072.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443.25 : 72,656.68 = 13,383.01 : x
  2. Step 2: Convert to fraction form
    48,443.25/72,656.68 = 13,383.01/x
  3. Step 3: Cross multiply
    48,443.25x = 72,656.68 × 13,383.01
  4. Step 4: Simplify right side
    48,443.25x = 972,365,075.01
  5. Step 5: Solve for x
    x = 972,365,075.01/48,443.25
  6. Step 6: Final answer
    x = 20,072.25

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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.