Home / 51,677.75-71,315.03-29,017.09

Finding the Fourth Proportional to 51,677.75, 71,315.03 and 29,017.09

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Solution

The fourth proportional to 51,677.75, 71,315.03 and 29,017.09 is: 40,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677.75 : 71,315.03 = 29,017.09 : x
  2. Step 2: Convert to fraction form
    51,677.75/71,315.03 = 29,017.09/x
  3. Step 3: Cross multiply
    51,677.75x = 71,315.03 × 29,017.09
  4. Step 4: Simplify right side
    51,677.75x = 2,069,354,404.40
  5. Step 5: Solve for x
    x = 2,069,354,404.40/51,677.75
  6. Step 6: Final answer
    x = 40,043.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.