Home / 21,512.52-32,277.06-10,418.34

Finding the Fourth Proportional to 21,512.52, 32,277.06 and 10,418.34

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Solution

The fourth proportional to 21,512.52, 32,277.06 and 10,418.34 is: 15,631.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,512.52 : 32,277.06 = 10,418.34 : x
  2. Step 2: Convert to fraction form
    21,512.52/32,277.06 = 10,418.34/x
  3. Step 3: Cross multiply
    21,512.52x = 32,277.06 × 10,418.34
  4. Step 4: Simplify right side
    21,512.52x = 336,273,385.28
  5. Step 5: Solve for x
    x = 336,273,385.28/21,512.52
  6. Step 6: Final answer
    x = 15,631.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.