Home / 14,150.04-21,211.22-7,913.08

Finding the Fourth Proportional to 14,150.04, 21,211.22 and 7,913.08

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Solution

The fourth proportional to 14,150.04, 21,211.22 and 7,913.08 is: 11,861.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.04 : 21,211.22 = 7,913.08 : x
  2. Step 2: Convert to fraction form
    14,150.04/21,211.22 = 7,913.08/x
  3. Step 3: Cross multiply
    14,150.04x = 21,211.22 × 7,913.08
  4. Step 4: Simplify right side
    14,150.04x = 167,846,080.76
  5. Step 5: Solve for x
    x = 167,846,080.76/14,150.04
  6. Step 6: Final answer
    x = 11,861.88

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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.