Home / 28,021.64-42,052.98-14,876.60

Finding the Fourth Proportional to 28,021.64, 42,052.98 and 14,876.60

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Solution

The fourth proportional to 28,021.64, 42,052.98 and 14,876.60 is: 22,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,021.64 : 42,052.98 = 14,876.60 : x
  2. Step 2: Convert to fraction form
    28,021.64/42,052.98 = 14,876.60/x
  3. Step 3: Cross multiply
    28,021.64x = 42,052.98 × 14,876.60
  4. Step 4: Simplify right side
    28,021.64x = 625,605,362.27
  5. Step 5: Solve for x
    x = 625,605,362.27/28,021.64
  6. Step 6: Final answer
    x = 22,325.79

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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.