Home / 14,188.80-21,277.02-4,826.28

Finding the Fourth Proportional to 14,188.80, 21,277.02 and 4,826.28

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Solution

The fourth proportional to 14,188.80, 21,277.02 and 4,826.28 is: 7,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.80 : 21,277.02 = 4,826.28 : x
  2. Step 2: Convert to fraction form
    14,188.80/21,277.02 = 4,826.28/x
  3. Step 3: Cross multiply
    14,188.80x = 21,277.02 × 4,826.28
  4. Step 4: Simplify right side
    14,188.80x = 102,688,856.09
  5. Step 5: Solve for x
    x = 102,688,856.09/14,188.80
  6. Step 6: Final answer
    x = 7,237.32

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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.