Home / 35,582.33-49,111.81-20,483.75

Finding the Fourth Proportional to 35,582.33, 49,111.81 and 20,483.75

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Solution

The fourth proportional to 35,582.33, 49,111.81 and 20,483.75 is: 28,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,582.33 : 49,111.81 = 20,483.75 : x
  2. Step 2: Convert to fraction form
    35,582.33/49,111.81 = 20,483.75/x
  3. Step 3: Cross multiply
    35,582.33x = 49,111.81 × 20,483.75
  4. Step 4: Simplify right side
    35,582.33x = 1,005,994,109.66
  5. Step 5: Solve for x
    x = 1,005,994,109.66/35,582.33
  6. Step 6: Final answer
    x = 28,272.29

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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.