Home / 14,707.05-22,021.29-7,766.97

Finding the Fourth Proportional to 14,707.05, 22,021.29 and 7,766.97

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Solution

The fourth proportional to 14,707.05, 22,021.29 and 7,766.97 is: 11,629.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,707.05 : 22,021.29 = 7,766.97 : x
  2. Step 2: Convert to fraction form
    14,707.05/22,021.29 = 7,766.97/x
  3. Step 3: Cross multiply
    14,707.05x = 22,021.29 × 7,766.97
  4. Step 4: Simplify right side
    14,707.05x = 171,038,698.79
  5. Step 5: Solve for x
    x = 171,038,698.79/14,707.05
  6. Step 6: Final answer
    x = 11,629.71

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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.