Home / 16,886.09-23,302.69-9,332.85

Finding the Fourth Proportional to 16,886.09, 23,302.69 and 9,332.85

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Solution

The fourth proportional to 16,886.09, 23,302.69 and 9,332.85 is: 12,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.09 : 23,302.69 = 9,332.85 : x
  2. Step 2: Convert to fraction form
    16,886.09/23,302.69 = 9,332.85/x
  3. Step 3: Cross multiply
    16,886.09x = 23,302.69 × 9,332.85
  4. Step 4: Simplify right side
    16,886.09x = 217,480,510.37
  5. Step 5: Solve for x
    x = 217,480,510.37/16,886.09
  6. Step 6: Final answer
    x = 12,879.27

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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.