Home / 53,836.30-80,731.23-17,802.64

Finding the Fourth Proportional to 53,836.30, 80,731.23 and 17,802.64

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Solution

The fourth proportional to 53,836.30, 80,731.23 and 17,802.64 is: 26,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,836.30 : 80,731.23 = 17,802.64 : x
  2. Step 2: Convert to fraction form
    53,836.30/80,731.23 = 17,802.64/x
  3. Step 3: Cross multiply
    53,836.30x = 80,731.23 × 17,802.64
  4. Step 4: Simplify right side
    53,836.30x = 1,437,229,024.45
  5. Step 5: Solve for x
    x = 1,437,229,024.45/53,836.30
  6. Step 6: Final answer
    x = 26,696.28

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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.