Home / 16,686.51-25,021.67-6,299.07

Finding the Fourth Proportional to 16,686.51, 25,021.67 and 6,299.07

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Solution

The fourth proportional to 16,686.51, 25,021.67 and 6,299.07 is: 9,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.51 : 25,021.67 = 6,299.07 : x
  2. Step 2: Convert to fraction form
    16,686.51/25,021.67 = 6,299.07/x
  3. Step 3: Cross multiply
    16,686.51x = 25,021.67 × 6,299.07
  4. Step 4: Simplify right side
    16,686.51x = 157,613,219.35
  5. Step 5: Solve for x
    x = 157,613,219.35/16,686.51
  6. Step 6: Final answer
    x = 9,445.55

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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.