Home / 34,783.30-52,136.55-19,212.10

Finding the Fourth Proportional to 34,783.30, 52,136.55 and 19,212.10

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Solution

The fourth proportional to 34,783.30, 52,136.55 and 19,212.10 is: 28,796.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,783.30 : 52,136.55 = 19,212.10 : x
  2. Step 2: Convert to fraction form
    34,783.30/52,136.55 = 19,212.10/x
  3. Step 3: Cross multiply
    34,783.30x = 52,136.55 × 19,212.10
  4. Step 4: Simplify right side
    34,783.30x = 1,001,652,612.26
  5. Step 5: Solve for x
    x = 1,001,652,612.26/34,783.30
  6. Step 6: Final answer
    x = 28,796.94

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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.