Home / 19,370.41-29,031.24-10,485.38

Finding the Fourth Proportional to 19,370.41, 29,031.24 and 10,485.38

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Solution

The fourth proportional to 19,370.41, 29,031.24 and 10,485.38 is: 15,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.41 : 29,031.24 = 10,485.38 : x
  2. Step 2: Convert to fraction form
    19,370.41/29,031.24 = 10,485.38/x
  3. Step 3: Cross multiply
    19,370.41x = 29,031.24 × 10,485.38
  4. Step 4: Simplify right side
    19,370.41x = 304,403,583.27
  5. Step 5: Solve for x
    x = 304,403,583.27/19,370.41
  6. Step 6: Final answer
    x = 15,714.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.