Home / 23,440.38-32,347.64-12,829.92

Finding the Fourth Proportional to 23,440.38, 32,347.64 and 12,829.92

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Solution

The fourth proportional to 23,440.38, 32,347.64 and 12,829.92 is: 17,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.38 : 32,347.64 = 12,829.92 : x
  2. Step 2: Convert to fraction form
    23,440.38/32,347.64 = 12,829.92/x
  3. Step 3: Cross multiply
    23,440.38x = 32,347.64 × 12,829.92
  4. Step 4: Simplify right side
    23,440.38x = 415,017,633.39
  5. Step 5: Solve for x
    x = 415,017,633.39/23,440.38
  6. Step 6: Final answer
    x = 17,705.24

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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.