Home / 56,649.24-84,976.74-21,582.36

Finding the Fourth Proportional to 56,649.24, 84,976.74 and 21,582.36

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Solution

The fourth proportional to 56,649.24, 84,976.74 and 21,582.36 is: 32,374.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,649.24 : 84,976.74 = 21,582.36 : x
  2. Step 2: Convert to fraction form
    56,649.24/84,976.74 = 21,582.36/x
  3. Step 3: Cross multiply
    56,649.24x = 84,976.74 × 21,582.36
  4. Step 4: Simplify right side
    56,649.24x = 1,833,998,594.31
  5. Step 5: Solve for x
    x = 1,833,998,594.31/56,649.24
  6. Step 6: Final answer
    x = 32,374.64

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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.