Home / 19,548.36-26,976.08-11,585.86

Finding the Fourth Proportional to 19,548.36, 26,976.08 and 11,585.86

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Solution

The fourth proportional to 19,548.36, 26,976.08 and 11,585.86 is: 15,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.36 : 26,976.08 = 11,585.86 : x
  2. Step 2: Convert to fraction form
    19,548.36/26,976.08 = 11,585.86/x
  3. Step 3: Cross multiply
    19,548.36x = 26,976.08 × 11,585.86
  4. Step 4: Simplify right side
    19,548.36x = 312,541,047.75
  5. Step 5: Solve for x
    x = 312,541,047.75/19,548.36
  6. Step 6: Final answer
    x = 15,988.10

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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.