Home / 35,259.19-48,656.06-21,119.83

Finding the Fourth Proportional to 35,259.19, 48,656.06 and 21,119.83

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Solution

The fourth proportional to 35,259.19, 48,656.06 and 21,119.83 is: 29,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,259.19 : 48,656.06 = 21,119.83 : x
  2. Step 2: Convert to fraction form
    35,259.19/48,656.06 = 21,119.83/x
  3. Step 3: Cross multiply
    35,259.19x = 48,656.06 × 21,119.83
  4. Step 4: Simplify right side
    35,259.19x = 1,027,607,567.63
  5. Step 5: Solve for x
    x = 1,027,607,567.63/35,259.19
  6. Step 6: Final answer
    x = 29,144.39

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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.