Home / 34,570.49-51,871.88-17,921.45

Finding the Fourth Proportional to 34,570.49, 51,871.88 and 17,921.45

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Solution

The fourth proportional to 34,570.49, 51,871.88 and 17,921.45 is: 26,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,570.49 : 51,871.88 = 17,921.45 : x
  2. Step 2: Convert to fraction form
    34,570.49/51,871.88 = 17,921.45/x
  3. Step 3: Cross multiply
    34,570.49x = 51,871.88 × 17,921.45
  4. Step 4: Simplify right side
    34,570.49x = 929,618,954.86
  5. Step 5: Solve for x
    x = 929,618,954.86/34,570.49
  6. Step 6: Final answer
    x = 26,890.54

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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.