Home / 34,240.03-51,289.29-20,156.66

Finding the Fourth Proportional to 34,240.03, 51,289.29 and 20,156.66

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Solution

The fourth proportional to 34,240.03, 51,289.29 and 20,156.66 is: 30,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,240.03 : 51,289.29 = 20,156.66 : x
  2. Step 2: Convert to fraction form
    34,240.03/51,289.29 = 20,156.66/x
  3. Step 3: Cross multiply
    34,240.03x = 51,289.29 × 20,156.66
  4. Step 4: Simplify right side
    34,240.03x = 1,033,820,780.17
  5. Step 5: Solve for x
    x = 1,033,820,780.17/34,240.03
  6. Step 6: Final answer
    x = 30,193.34

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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.