Home / 53,564.80-80,354.28-19,826.26

Finding the Fourth Proportional to 53,564.80, 80,354.28 and 19,826.26

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Solution

The fourth proportional to 53,564.80, 80,354.28 and 19,826.26 is: 29,742.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.80 : 80,354.28 = 19,826.26 : x
  2. Step 2: Convert to fraction form
    53,564.80/80,354.28 = 19,826.26/x
  3. Step 3: Cross multiply
    53,564.80x = 80,354.28 × 19,826.26
  4. Step 4: Simplify right side
    53,564.80x = 1,593,124,847.39
  5. Step 5: Solve for x
    x = 1,593,124,847.39/53,564.80
  6. Step 6: Final answer
    x = 29,742.01

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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.