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Finding the Fourth Proportional to 34,488.56, 51,700.03 and 21,973.45

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Solution

The fourth proportional to 34,488.56, 51,700.03 and 21,973.45 is: 32,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,488.56 : 51,700.03 = 21,973.45 : x
  2. Step 2: Convert to fraction form
    34,488.56/51,700.03 = 21,973.45/x
  3. Step 3: Cross multiply
    34,488.56x = 51,700.03 × 21,973.45
  4. Step 4: Simplify right side
    34,488.56x = 1,136,028,024.20
  5. Step 5: Solve for x
    x = 1,136,028,024.20/34,488.56
  6. Step 6: Final answer
    x = 32,939.27

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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.