Home / 16,984.29-23,438.19-9,327.48

Finding the Fourth Proportional to 16,984.29, 23,438.19 and 9,327.48

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Solution

The fourth proportional to 16,984.29, 23,438.19 and 9,327.48 is: 12,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.29 : 23,438.19 = 9,327.48 : x
  2. Step 2: Convert to fraction form
    16,984.29/23,438.19 = 9,327.48/x
  3. Step 3: Cross multiply
    16,984.29x = 23,438.19 × 9,327.48
  4. Step 4: Simplify right side
    16,984.29x = 218,619,248.46
  5. Step 5: Solve for x
    x = 218,619,248.46/16,984.29
  6. Step 6: Final answer
    x = 12,871.85

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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.