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Finding the Fourth Proportional to 19,365.01, 29,044.50 and 5,326.09

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Solution

The fourth proportional to 19,365.01, 29,044.50 and 5,326.09 is: 7,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.01 : 29,044.50 = 5,326.09 : x
  2. Step 2: Convert to fraction form
    19,365.01/29,044.50 = 5,326.09/x
  3. Step 3: Cross multiply
    19,365.01x = 29,044.50 × 5,326.09
  4. Step 4: Simplify right side
    19,365.01x = 154,693,621.01
  5. Step 5: Solve for x
    x = 154,693,621.01/19,365.01
  6. Step 6: Final answer
    x = 7,988.31

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1.5x scale

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.