Home / 23,827.20-32,881.02-13,216.60

Finding the Fourth Proportional to 23,827.20, 32,881.02 and 13,216.60

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Solution

The fourth proportional to 23,827.20, 32,881.02 and 13,216.60 is: 18,238.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,827.20 : 32,881.02 = 13,216.60 : x
  2. Step 2: Convert to fraction form
    23,827.20/32,881.02 = 13,216.60/x
  3. Step 3: Cross multiply
    23,827.20x = 32,881.02 × 13,216.60
  4. Step 4: Simplify right side
    23,827.20x = 434,575,288.93
  5. Step 5: Solve for x
    x = 434,575,288.93/23,827.20
  6. Step 6: Final answer
    x = 18,238.62

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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.