Home / 19,304.80-26,644.08-11,347.36

Finding the Fourth Proportional to 19,304.80, 26,644.08 and 11,347.36

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Solution

The fourth proportional to 19,304.80, 26,644.08 and 11,347.36 is: 15,661.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.80 : 26,644.08 = 11,347.36 : x
  2. Step 2: Convert to fraction form
    19,304.80/26,644.08 = 11,347.36/x
  3. Step 3: Cross multiply
    19,304.80x = 26,644.08 × 11,347.36
  4. Step 4: Simplify right side
    19,304.80x = 302,339,967.63
  5. Step 5: Solve for x
    x = 302,339,967.63/19,304.80
  6. Step 6: Final answer
    x = 15,661.39

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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.