Home / 13,376.03-20,053.08-5,051.31

Finding the Fourth Proportional to 13,376.03, 20,053.08 and 5,051.31

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Solution

The fourth proportional to 13,376.03, 20,053.08 and 5,051.31 is: 7,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376.03 : 20,053.08 = 5,051.31 : x
  2. Step 2: Convert to fraction form
    13,376.03/20,053.08 = 5,051.31/x
  3. Step 3: Cross multiply
    13,376.03x = 20,053.08 × 5,051.31
  4. Step 4: Simplify right side
    13,376.03x = 101,294,323.53
  5. Step 5: Solve for x
    x = 101,294,323.53/13,376.03
  6. Step 6: Final answer
    x = 7,572.83

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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.