Home / 40,907.52-61,354.32-13,205.52

Finding the Fourth Proportional to 40,907.52, 61,354.32 and 13,205.52

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Solution

The fourth proportional to 40,907.52, 61,354.32 and 13,205.52 is: 19,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.52 : 61,354.32 = 13,205.52 : x
  2. Step 2: Convert to fraction form
    40,907.52/61,354.32 = 13,205.52/x
  3. Step 3: Cross multiply
    40,907.52x = 61,354.32 × 13,205.52
  4. Step 4: Simplify right side
    40,907.52x = 810,215,699.85
  5. Step 5: Solve for x
    x = 810,215,699.85/40,907.52
  6. Step 6: Final answer
    x = 19,806.03

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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.