Home / 14,182.62-21,273.54-4,321.50

Finding the Fourth Proportional to 14,182.62, 21,273.54 and 4,321.50

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Solution

The fourth proportional to 14,182.62, 21,273.54 and 4,321.50 is: 6,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.62 : 21,273.54 = 4,321.50 : x
  2. Step 2: Convert to fraction form
    14,182.62/21,273.54 = 4,321.50/x
  3. Step 3: Cross multiply
    14,182.62x = 21,273.54 × 4,321.50
  4. Step 4: Simplify right side
    14,182.62x = 91,933,603.11
  5. Step 5: Solve for x
    x = 91,933,603.11/14,182.62
  6. Step 6: Final answer
    x = 6,482.13

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1.5x scale

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.