Home / 19,543.11-26,967.87-11,045.97

Finding the Fourth Proportional to 19,543.11, 26,967.87 and 11,045.97

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Solution

The fourth proportional to 19,543.11, 26,967.87 and 11,045.97 is: 15,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.11 : 26,967.87 = 11,045.97 : x
  2. Step 2: Convert to fraction form
    19,543.11/26,967.87 = 11,045.97/x
  3. Step 3: Cross multiply
    19,543.11x = 26,967.87 × 11,045.97
  4. Step 4: Simplify right side
    19,543.11x = 297,886,282.98
  5. Step 5: Solve for x
    x = 297,886,282.98/19,543.11
  6. Step 6: Final answer
    x = 15,242.52

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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.