Home / 19,127.73-26,397.93-11,172.52

Finding the Fourth Proportional to 19,127.73, 26,397.93 and 11,172.52

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Solution

The fourth proportional to 19,127.73, 26,397.93 and 11,172.52 is: 15,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.73 : 26,397.93 = 11,172.52 : x
  2. Step 2: Convert to fraction form
    19,127.73/26,397.93 = 11,172.52/x
  3. Step 3: Cross multiply
    19,127.73x = 26,397.93 × 11,172.52
  4. Step 4: Simplify right side
    19,127.73x = 294,931,400.88
  5. Step 5: Solve for x
    x = 294,931,400.88/19,127.73
  6. Step 6: Final answer
    x = 15,419.05

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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.