Home / 19,204.98-26,503.10-11,140.50

Finding the Fourth Proportional to 19,204.98, 26,503.10 and 11,140.50

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Solution

The fourth proportional to 19,204.98, 26,503.10 and 11,140.50 is: 15,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.98 : 26,503.10 = 11,140.50 : x
  2. Step 2: Convert to fraction form
    19,204.98/26,503.10 = 11,140.50/x
  3. Step 3: Cross multiply
    19,204.98x = 26,503.10 × 11,140.50
  4. Step 4: Simplify right side
    19,204.98x = 295,257,785.55
  5. Step 5: Solve for x
    x = 295,257,785.55/19,204.98
  6. Step 6: Final answer
    x = 15,374.03

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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.