Home / 28,859.82-39,814.84-16,282.14

Finding the Fourth Proportional to 28,859.82, 39,814.84 and 16,282.14

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Solution

The fourth proportional to 28,859.82, 39,814.84 and 16,282.14 is: 22,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,859.82 : 39,814.84 = 16,282.14 : x
  2. Step 2: Convert to fraction form
    28,859.82/39,814.84 = 16,282.14/x
  3. Step 3: Cross multiply
    28,859.82x = 39,814.84 × 16,282.14
  4. Step 4: Simplify right side
    28,859.82x = 648,270,798.96
  5. Step 5: Solve for x
    x = 648,270,798.96/28,859.82
  6. Step 6: Final answer
    x = 22,462.75

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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.