Home / 11,707.38-16,146.27-10,540.98

Finding the Fourth Proportional to 11,707.38, 16,146.27 and 10,540.98

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Solution

The fourth proportional to 11,707.38, 16,146.27 and 10,540.98 is: 14,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.38 : 16,146.27 = 10,540.98 : x
  2. Step 2: Convert to fraction form
    11,707.38/16,146.27 = 10,540.98/x
  3. Step 3: Cross multiply
    11,707.38x = 16,146.27 × 10,540.98
  4. Step 4: Simplify right side
    11,707.38x = 170,197,509.14
  5. Step 5: Solve for x
    x = 170,197,509.14/11,707.38
  6. Step 6: Final answer
    x = 14,537.63

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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.