Home / 35,436.85-53,155.33-33,271.72

Finding the Fourth Proportional to 35,436.85, 53,155.33 and 33,271.72

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Solution

The fourth proportional to 35,436.85, 53,155.33 and 33,271.72 is: 49,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.85 : 53,155.33 = 33,271.72 : x
  2. Step 2: Convert to fraction form
    35,436.85/53,155.33 = 33,271.72/x
  3. Step 3: Cross multiply
    35,436.85x = 53,155.33 × 33,271.72
  4. Step 4: Simplify right side
    35,436.85x = 1,768,569,040.20
  5. Step 5: Solve for x
    x = 1,768,569,040.20/35,436.85
  6. Step 6: Final answer
    x = 49,907.63

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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.