Home / 23,218.63-32,043.71-13,148.85

Finding the Fourth Proportional to 23,218.63, 32,043.71 and 13,148.85

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Solution

The fourth proportional to 23,218.63, 32,043.71 and 13,148.85 is: 18,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,218.63 : 32,043.71 = 13,148.85 : x
  2. Step 2: Convert to fraction form
    23,218.63/32,043.71 = 13,148.85/x
  3. Step 3: Cross multiply
    23,218.63x = 32,043.71 × 13,148.85
  4. Step 4: Simplify right side
    23,218.63x = 421,337,936.23
  5. Step 5: Solve for x
    x = 421,337,936.23/23,218.63
  6. Step 6: Final answer
    x = 18,146.55

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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.