Home / 35,158.04-48,501.31-21,724.46

Finding the Fourth Proportional to 35,158.04, 48,501.31 and 21,724.46

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Solution

The fourth proportional to 35,158.04, 48,501.31 and 21,724.46 is: 29,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,158.04 : 48,501.31 = 21,724.46 : x
  2. Step 2: Convert to fraction form
    35,158.04/48,501.31 = 21,724.46/x
  3. Step 3: Cross multiply
    35,158.04x = 48,501.31 × 21,724.46
  4. Step 4: Simplify right side
    35,158.04x = 1,053,664,472.22
  5. Step 5: Solve for x
    x = 1,053,664,472.22/35,158.04
  6. Step 6: Final answer
    x = 29,969.38

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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.