Home / 13,051.59-19,577.39-3,817.59

Finding the Fourth Proportional to 13,051.59, 19,577.39 and 3,817.59

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Solution

The fourth proportional to 13,051.59, 19,577.39 and 3,817.59 is: 5,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.59 : 19,577.39 = 3,817.59 : x
  2. Step 2: Convert to fraction form
    13,051.59/19,577.39 = 3,817.59/x
  3. Step 3: Cross multiply
    13,051.59x = 19,577.39 × 3,817.59
  4. Step 4: Simplify right side
    13,051.59x = 74,738,448.29
  5. Step 5: Solve for x
    x = 74,738,448.29/13,051.59
  6. Step 6: Final answer
    x = 5,726.39

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1.5x scale

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.