Home / 28,798.84-43,117.98-14,728.60

Finding the Fourth Proportional to 28,798.84, 43,117.98 and 14,728.60

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Solution

The fourth proportional to 28,798.84, 43,117.98 and 14,728.60 is: 22,051.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.84 : 43,117.98 = 14,728.60 : x
  2. Step 2: Convert to fraction form
    28,798.84/43,117.98 = 14,728.60/x
  3. Step 3: Cross multiply
    28,798.84x = 43,117.98 × 14,728.60
  4. Step 4: Simplify right side
    28,798.84x = 635,067,480.23
  5. Step 5: Solve for x
    x = 635,067,480.23/28,798.84
  6. Step 6: Final answer
    x = 22,051.84

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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.