Home / 43,681.62-65,521.91-30,805.77

Finding the Fourth Proportional to 43,681.62, 65,521.91 and 30,805.77

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Solution

The fourth proportional to 43,681.62, 65,521.91 and 30,805.77 is: 46,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,681.62 : 65,521.91 = 30,805.77 : x
  2. Step 2: Convert to fraction form
    43,681.62/65,521.91 = 30,805.77/x
  3. Step 3: Cross multiply
    43,681.62x = 65,521.91 × 30,805.77
  4. Step 4: Simplify right side
    43,681.62x = 2,018,452,735.39
  5. Step 5: Solve for x
    x = 2,018,452,735.39/43,681.62
  6. Step 6: Final answer
    x = 46,208.28

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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.