Home / 14,150.73-21,223.65-4,288.59

Finding the Fourth Proportional to 14,150.73, 21,223.65 and 4,288.59

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Solution

The fourth proportional to 14,150.73, 21,223.65 and 4,288.59 is: 6,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.73 : 21,223.65 = 4,288.59 : x
  2. Step 2: Convert to fraction form
    14,150.73/21,223.65 = 4,288.59/x
  3. Step 3: Cross multiply
    14,150.73x = 21,223.65 × 4,288.59
  4. Step 4: Simplify right side
    14,150.73x = 91,019,533.15
  5. Step 5: Solve for x
    x = 91,019,533.15/14,150.73
  6. Step 6: Final answer
    x = 6,432.14

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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.