Home / 14,189.04-21,276.96-4,329.36

Finding the Fourth Proportional to 14,189.04, 21,276.96 and 4,329.36

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Solution

The fourth proportional to 14,189.04, 21,276.96 and 4,329.36 is: 6,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.04 : 21,276.96 = 4,329.36 : x
  2. Step 2: Convert to fraction form
    14,189.04/21,276.96 = 4,329.36/x
  3. Step 3: Cross multiply
    14,189.04x = 21,276.96 × 4,329.36
  4. Step 4: Simplify right side
    14,189.04x = 92,115,619.55
  5. Step 5: Solve for x
    x = 92,115,619.55/14,189.04
  6. Step 6: Final answer
    x = 6,492.03

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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.