Home / 19,304.31-26,638.48-10,804.49

Finding the Fourth Proportional to 19,304.31, 26,638.48 and 10,804.49

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Solution

The fourth proportional to 19,304.31, 26,638.48 and 10,804.49 is: 14,909.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.31 : 26,638.48 = 10,804.49 : x
  2. Step 2: Convert to fraction form
    19,304.31/26,638.48 = 10,804.49/x
  3. Step 3: Cross multiply
    19,304.31x = 26,638.48 × 10,804.49
  4. Step 4: Simplify right side
    19,304.31x = 287,815,186.18
  5. Step 5: Solve for x
    x = 287,815,186.18/19,304.31
  6. Step 6: Final answer
    x = 14,909.37

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1.5x scale

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.