Home / 23,288.40-32,137.04-13,216.64

Finding the Fourth Proportional to 23,288.40, 32,137.04 and 13,216.64

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Solution

The fourth proportional to 23,288.40, 32,137.04 and 13,216.64 is: 18,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.40 : 32,137.04 = 13,216.64 : x
  2. Step 2: Convert to fraction form
    23,288.40/32,137.04 = 13,216.64/x
  3. Step 3: Cross multiply
    23,288.40x = 32,137.04 × 13,216.64
  4. Step 4: Simplify right side
    23,288.40x = 424,743,688.35
  5. Step 5: Solve for x
    x = 424,743,688.35/23,288.40
  6. Step 6: Final answer
    x = 18,238.42

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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.