Home / 19,974.63-29,810.04-17,760.36

Finding the Fourth Proportional to 19,974.63, 29,810.04 and 17,760.36

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Solution

The fourth proportional to 19,974.63, 29,810.04 and 17,760.36 is: 26,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.63 : 29,810.04 = 17,760.36 : x
  2. Step 2: Convert to fraction form
    19,974.63/29,810.04 = 17,760.36/x
  3. Step 3: Cross multiply
    19,974.63x = 29,810.04 × 17,760.36
  4. Step 4: Simplify right side
    19,974.63x = 529,437,042.01
  5. Step 5: Solve for x
    x = 529,437,042.01/19,974.63
  6. Step 6: Final answer
    x = 26,505.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.