Home / 35,208.30-48,588.45-21,410.61

Finding the Fourth Proportional to 35,208.30, 48,588.45 and 21,410.61

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Solution

The fourth proportional to 35,208.30, 48,588.45 and 21,410.61 is: 29,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,208.30 : 48,588.45 = 21,410.61 : x
  2. Step 2: Convert to fraction form
    35,208.30/48,588.45 = 21,410.61/x
  3. Step 3: Cross multiply
    35,208.30x = 48,588.45 × 21,410.61
  4. Step 4: Simplify right side
    35,208.30x = 1,040,308,353.45
  5. Step 5: Solve for x
    x = 1,040,308,353.45/35,208.30
  6. Step 6: Final answer
    x = 29,547.25

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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.