Home / 14,200.12-21,309.66-4,966.12

Finding the Fourth Proportional to 14,200.12, 21,309.66 and 4,966.12

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Solution

The fourth proportional to 14,200.12, 21,309.66 and 4,966.12 is: 7,452.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.12 : 21,309.66 = 4,966.12 : x
  2. Step 2: Convert to fraction form
    14,200.12/21,309.66 = 4,966.12/x
  3. Step 3: Cross multiply
    14,200.12x = 21,309.66 × 4,966.12
  4. Step 4: Simplify right side
    14,200.12x = 105,826,328.72
  5. Step 5: Solve for x
    x = 105,826,328.72/14,200.12
  6. Step 6: Final answer
    x = 7,452.50

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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.