Home / 34,008.87-46,938.05-21,905.92

Finding the Fourth Proportional to 34,008.87, 46,938.05 and 21,905.92

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Solution

The fourth proportional to 34,008.87, 46,938.05 and 21,905.92 is: 30,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,008.87 : 46,938.05 = 21,905.92 : x
  2. Step 2: Convert to fraction form
    34,008.87/46,938.05 = 21,905.92/x
  3. Step 3: Cross multiply
    34,008.87x = 46,938.05 × 21,905.92
  4. Step 4: Simplify right side
    34,008.87x = 1,028,221,058.73
  5. Step 5: Solve for x
    x = 1,028,221,058.73/34,008.87
  6. Step 6: Final answer
    x = 30,233.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.