Home / 30,369.25-41,896.64-19,031.03

Finding the Fourth Proportional to 30,369.25, 41,896.64 and 19,031.03

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Solution

The fourth proportional to 30,369.25, 41,896.64 and 19,031.03 is: 26,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.25 : 41,896.64 = 19,031.03 : x
  2. Step 2: Convert to fraction form
    30,369.25/41,896.64 = 19,031.03/x
  3. Step 3: Cross multiply
    30,369.25x = 41,896.64 × 19,031.03
  4. Step 4: Simplify right side
    30,369.25x = 797,336,050.83
  5. Step 5: Solve for x
    x = 797,336,050.83/30,369.25
  6. Step 6: Final answer
    x = 26,254.72

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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.