Home / 51,252.48-76,886.64-19,661.04

Finding the Fourth Proportional to 51,252.48, 76,886.64 and 19,661.04

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Solution

The fourth proportional to 51,252.48, 76,886.64 and 19,661.04 is: 29,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.48 : 76,886.64 = 19,661.04 : x
  2. Step 2: Convert to fraction form
    51,252.48/76,886.64 = 19,661.04/x
  3. Step 3: Cross multiply
    51,252.48x = 76,886.64 × 19,661.04
  4. Step 4: Simplify right side
    51,252.48x = 1,511,671,304.51
  5. Step 5: Solve for x
    x = 1,511,671,304.51/51,252.48
  6. Step 6: Final answer
    x = 29,494.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.