Home / 23,965.20-33,072.30-13,354.47

Finding the Fourth Proportional to 23,965.20, 33,072.30 and 13,354.47

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Solution

The fourth proportional to 23,965.20, 33,072.30 and 13,354.47 is: 18,429.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,965.20 : 33,072.30 = 13,354.47 : x
  2. Step 2: Convert to fraction form
    23,965.20/33,072.30 = 13,354.47/x
  3. Step 3: Cross multiply
    23,965.20x = 33,072.30 × 13,354.47
  4. Step 4: Simplify right side
    23,965.20x = 441,663,038.18
  5. Step 5: Solve for x
    x = 441,663,038.18/23,965.20
  6. Step 6: Final answer
    x = 18,429.35

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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.