Home / 62,673.28-94,010.24-21,120.64

Finding the Fourth Proportional to 62,673.28, 94,010.24 and 21,120.64

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Solution

The fourth proportional to 62,673.28, 94,010.24 and 21,120.64 is: 31,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,673.28 : 94,010.24 = 21,120.64 : x
  2. Step 2: Convert to fraction form
    62,673.28/94,010.24 = 21,120.64/x
  3. Step 3: Cross multiply
    62,673.28x = 94,010.24 × 21,120.64
  4. Step 4: Simplify right side
    62,673.28x = 1,985,556,435.35
  5. Step 5: Solve for x
    x = 1,985,556,435.35/62,673.28
  6. Step 6: Final answer
    x = 31,681.07

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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.