Home / 23,289.96-32,134.68-13,216.12

Finding the Fourth Proportional to 23,289.96, 32,134.68 and 13,216.12

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Solution

The fourth proportional to 23,289.96, 32,134.68 and 13,216.12 is: 18,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.96 : 32,134.68 = 13,216.12 : x
  2. Step 2: Convert to fraction form
    23,289.96/32,134.68 = 13,216.12/x
  3. Step 3: Cross multiply
    23,289.96x = 32,134.68 × 13,216.12
  4. Step 4: Simplify right side
    23,289.96x = 424,695,787.04
  5. Step 5: Solve for x
    x = 424,695,787.04/23,289.96
  6. Step 6: Final answer
    x = 18,235.14

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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.