Home / 19,467.47-26,837.11-13,868.75

Finding the Fourth Proportional to 19,467.47, 26,837.11 and 13,868.75

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Solution

The fourth proportional to 19,467.47, 26,837.11 and 13,868.75 is: 19,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.47 : 26,837.11 = 13,868.75 : x
  2. Step 2: Convert to fraction form
    19,467.47/26,837.11 = 13,868.75/x
  3. Step 3: Cross multiply
    19,467.47x = 26,837.11 × 13,868.75
  4. Step 4: Simplify right side
    19,467.47x = 372,197,169.31
  5. Step 5: Solve for x
    x = 372,197,169.31/19,467.47
  6. Step 6: Final answer
    x = 19,118.93

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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.