Home / 28,796.90-39,726.14-16,852.84

Finding the Fourth Proportional to 28,796.90, 39,726.14 and 16,852.84

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Solution

The fourth proportional to 28,796.90, 39,726.14 and 16,852.84 is: 23,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,796.90 : 39,726.14 = 16,852.84 : x
  2. Step 2: Convert to fraction form
    28,796.90/39,726.14 = 16,852.84/x
  3. Step 3: Cross multiply
    28,796.90x = 39,726.14 × 16,852.84
  4. Step 4: Simplify right side
    28,796.90x = 669,498,281.24
  5. Step 5: Solve for x
    x = 669,498,281.24/28,796.90
  6. Step 6: Final answer
    x = 23,248.97

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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.