Home / 19,506.15-26,911.27-12,795.50

Finding the Fourth Proportional to 19,506.15, 26,911.27 and 12,795.50

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Solution

The fourth proportional to 19,506.15, 26,911.27 and 12,795.50 is: 17,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.15 : 26,911.27 = 12,795.50 : x
  2. Step 2: Convert to fraction form
    19,506.15/26,911.27 = 12,795.50/x
  3. Step 3: Cross multiply
    19,506.15x = 26,911.27 × 12,795.50
  4. Step 4: Simplify right side
    19,506.15x = 344,343,238.56
  5. Step 5: Solve for x
    x = 344,343,238.56/19,506.15
  6. Step 6: Final answer
    x = 17,653.06

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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.