Home / 53,457.22-80,203.64-17,922.05

Finding the Fourth Proportional to 53,457.22, 80,203.64 and 17,922.05

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Solution

The fourth proportional to 53,457.22, 80,203.64 and 17,922.05 is: 26,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,457.22 : 80,203.64 = 17,922.05 : x
  2. Step 2: Convert to fraction form
    53,457.22/80,203.64 = 17,922.05/x
  3. Step 3: Cross multiply
    53,457.22x = 80,203.64 × 17,922.05
  4. Step 4: Simplify right side
    53,457.22x = 1,437,413,155.63
  5. Step 5: Solve for x
    x = 1,437,413,155.63/53,457.22
  6. Step 6: Final answer
    x = 26,889.04

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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.