Home / 9,570.38-14,338.58-8,169.66

Finding the Fourth Proportional to 9,570.38, 14,338.58 and 8,169.66

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Solution

The fourth proportional to 9,570.38, 14,338.58 and 8,169.66 is: 12,239.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.38 : 14,338.58 = 8,169.66 : x
  2. Step 2: Convert to fraction form
    9,570.38/14,338.58 = 8,169.66/x
  3. Step 3: Cross multiply
    9,570.38x = 14,338.58 × 8,169.66
  4. Step 4: Simplify right side
    9,570.38x = 117,141,323.48
  5. Step 5: Solve for x
    x = 117,141,323.48/9,570.38
  6. Step 6: Final answer
    x = 12,239.99

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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.