Home / 19,559.04-26,991-11,175

Finding the Fourth Proportional to 19,559.04, 26,991 and 11,175

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Solution

The fourth proportional to 19,559.04, 26,991 and 11,175 is: 15,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559.04 : 26,991 = 11,175 : x
  2. Step 2: Convert to fraction form
    19,559.04/26,991 = 11,175/x
  3. Step 3: Cross multiply
    19,559.04x = 26,991 × 11,175
  4. Step 4: Simplify right side
    19,559.04x = 301,624,425
  5. Step 5: Solve for x
    x = 301,624,425/19,559.04
  6. Step 6: Final answer
    x = 15,421.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.