Home / 25,343.29-34,973.84-13,858.44

Finding the Fourth Proportional to 25,343.29, 34,973.84 and 13,858.44

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Solution

The fourth proportional to 25,343.29, 34,973.84 and 13,858.44 is: 19,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.29 : 34,973.84 = 13,858.44 : x
  2. Step 2: Convert to fraction form
    25,343.29/34,973.84 = 13,858.44/x
  3. Step 3: Cross multiply
    25,343.29x = 34,973.84 × 13,858.44
  4. Step 4: Simplify right side
    25,343.29x = 484,682,897.86
  5. Step 5: Solve for x
    x = 484,682,897.86/25,343.29
  6. Step 6: Final answer
    x = 19,124.71

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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.