Home / 14,430.68-21,629.60-6,105.50

Finding the Fourth Proportional to 14,430.68, 21,629.60 and 6,105.50

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Solution

The fourth proportional to 14,430.68, 21,629.60 and 6,105.50 is: 9,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,430.68 : 21,629.60 = 6,105.50 : x
  2. Step 2: Convert to fraction form
    14,430.68/21,629.60 = 6,105.50/x
  3. Step 3: Cross multiply
    14,430.68x = 21,629.60 × 6,105.50
  4. Step 4: Simplify right side
    14,430.68x = 132,059,522.80
  5. Step 5: Solve for x
    x = 132,059,522.80/14,430.68
  6. Step 6: Final answer
    x = 9,151.30

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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.