Home / 16,865.44-23,272.54-9,790.48

Finding the Fourth Proportional to 16,865.44, 23,272.54 and 9,790.48

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Solution

The fourth proportional to 16,865.44, 23,272.54 and 9,790.48 is: 13,509.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.44 : 23,272.54 = 9,790.48 : x
  2. Step 2: Convert to fraction form
    16,865.44/23,272.54 = 9,790.48/x
  3. Step 3: Cross multiply
    16,865.44x = 23,272.54 × 9,790.48
  4. Step 4: Simplify right side
    16,865.44x = 227,849,337.42
  5. Step 5: Solve for x
    x = 227,849,337.42/16,865.44
  6. Step 6: Final answer
    x = 13,509.84

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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.