Home / 14,355.75-21,533.63-3,967.50

Finding the Fourth Proportional to 14,355.75, 21,533.63 and 3,967.50

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Solution

The fourth proportional to 14,355.75, 21,533.63 and 3,967.50 is: 5,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.75 : 21,533.63 = 3,967.50 : x
  2. Step 2: Convert to fraction form
    14,355.75/21,533.63 = 3,967.50/x
  3. Step 3: Cross multiply
    14,355.75x = 21,533.63 × 3,967.50
  4. Step 4: Simplify right side
    14,355.75x = 85,434,657.19
  5. Step 5: Solve for x
    x = 85,434,657.19/14,355.75
  6. Step 6: Final answer
    x = 5,951.25

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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.