Home / 13,152.31-19,726.31-4,830.26

Finding the Fourth Proportional to 13,152.31, 19,726.31 and 4,830.26

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Solution

The fourth proportional to 13,152.31, 19,726.31 and 4,830.26 is: 7,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.31 : 19,726.31 = 4,830.26 : x
  2. Step 2: Convert to fraction form
    13,152.31/19,726.31 = 4,830.26/x
  3. Step 3: Cross multiply
    13,152.31x = 19,726.31 × 4,830.26
  4. Step 4: Simplify right side
    13,152.31x = 95,283,119.58
  5. Step 5: Solve for x
    x = 95,283,119.58/13,152.31
  6. Step 6: Final answer
    x = 7,244.59

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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.