Home / 42,038.63-63,076.62-22,043.33

Finding the Fourth Proportional to 42,038.63, 63,076.62 and 22,043.33

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Solution

The fourth proportional to 42,038.63, 63,076.62 and 22,043.33 is: 33,074.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.63 : 63,076.62 = 22,043.33 : x
  2. Step 2: Convert to fraction form
    42,038.63/63,076.62 = 22,043.33/x
  3. Step 3: Cross multiply
    42,038.63x = 63,076.62 × 22,043.33
  4. Step 4: Simplify right side
    42,038.63x = 1,390,418,749.94
  5. Step 5: Solve for x
    x = 1,390,418,749.94/42,038.63
  6. Step 6: Final answer
    x = 33,074.79

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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.