Home / 35,875.77-49,517.09-21,725.88

Finding the Fourth Proportional to 35,875.77, 49,517.09 and 21,725.88

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Solution

The fourth proportional to 35,875.77, 49,517.09 and 21,725.88 is: 29,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,875.77 : 49,517.09 = 21,725.88 : x
  2. Step 2: Convert to fraction form
    35,875.77/49,517.09 = 21,725.88/x
  3. Step 3: Cross multiply
    35,875.77x = 49,517.09 × 21,725.88
  4. Step 4: Simplify right side
    35,875.77x = 1,075,802,355.29
  5. Step 5: Solve for x
    x = 1,075,802,355.29/35,875.77
  6. Step 6: Final answer
    x = 29,986.88

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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.