Home / 16,866.44-23,275.44-9,312.86

Finding the Fourth Proportional to 16,866.44, 23,275.44 and 9,312.86

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Solution

The fourth proportional to 16,866.44, 23,275.44 and 9,312.86 is: 12,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.44 : 23,275.44 = 9,312.86 : x
  2. Step 2: Convert to fraction form
    16,866.44/23,275.44 = 9,312.86/x
  3. Step 3: Cross multiply
    16,866.44x = 23,275.44 × 9,312.86
  4. Step 4: Simplify right side
    16,866.44x = 216,760,914.16
  5. Step 5: Solve for x
    x = 216,760,914.16/16,866.44
  6. Step 6: Final answer
    x = 12,851.61

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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.