Home / 29,646.07-40,921.10-19,583.44

Finding the Fourth Proportional to 29,646.07, 40,921.10 and 19,583.44

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Solution

The fourth proportional to 29,646.07, 40,921.10 and 19,583.44 is: 27,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,646.07 : 40,921.10 = 19,583.44 : x
  2. Step 2: Convert to fraction form
    29,646.07/40,921.10 = 19,583.44/x
  3. Step 3: Cross multiply
    29,646.07x = 40,921.10 × 19,583.44
  4. Step 4: Simplify right side
    29,646.07x = 801,375,779.80
  5. Step 5: Solve for x
    x = 801,375,779.80/29,646.07
  6. Step 6: Final answer
    x = 27,031.44

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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.