Home / 55,327.65-82,962.64-19,775.26

Finding the Fourth Proportional to 55,327.65, 82,962.64 and 19,775.26

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Solution

The fourth proportional to 55,327.65, 82,962.64 and 19,775.26 is: 29,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327.65 : 82,962.64 = 19,775.26 : x
  2. Step 2: Convert to fraction form
    55,327.65/82,962.64 = 19,775.26/x
  3. Step 3: Cross multiply
    55,327.65x = 82,962.64 × 19,775.26
  4. Step 4: Simplify right side
    55,327.65x = 1,640,607,776.29
  5. Step 5: Solve for x
    x = 1,640,607,776.29/55,327.65
  6. Step 6: Final answer
    x = 29,652.58

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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.