Home / 14,184.20-19,570.25-9,148.63

Finding the Fourth Proportional to 14,184.20, 19,570.25 and 9,148.63

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Solution

The fourth proportional to 14,184.20, 19,570.25 and 9,148.63 is: 12,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.20 : 19,570.25 = 9,148.63 : x
  2. Step 2: Convert to fraction form
    14,184.20/19,570.25 = 9,148.63/x
  3. Step 3: Cross multiply
    14,184.20x = 19,570.25 × 9,148.63
  4. Step 4: Simplify right side
    14,184.20x = 179,040,976.26
  5. Step 5: Solve for x
    x = 179,040,976.26/14,184.20
  6. Step 6: Final answer
    x = 12,622.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.