Home / 35,842.64-49,442.82-21,700.04

Finding the Fourth Proportional to 35,842.64, 49,442.82 and 21,700.04

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Solution

The fourth proportional to 35,842.64, 49,442.82 and 21,700.04 is: 29,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,842.64 : 49,442.82 = 21,700.04 : x
  2. Step 2: Convert to fraction form
    35,842.64/49,442.82 = 21,700.04/x
  3. Step 3: Cross multiply
    35,842.64x = 49,442.82 × 21,700.04
  4. Step 4: Simplify right side
    35,842.64x = 1,072,911,171.71
  5. Step 5: Solve for x
    x = 1,072,911,171.71/35,842.64
  6. Step 6: Final answer
    x = 29,933.93

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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.