Home / 21,682.98-32,508.78-14,645.58

Finding the Fourth Proportional to 21,682.98, 32,508.78 and 14,645.58

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Solution

The fourth proportional to 21,682.98, 32,508.78 and 14,645.58 is: 21,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682.98 : 32,508.78 = 14,645.58 : x
  2. Step 2: Convert to fraction form
    21,682.98/32,508.78 = 14,645.58/x
  3. Step 3: Cross multiply
    21,682.98x = 32,508.78 × 14,645.58
  4. Step 4: Simplify right side
    21,682.98x = 476,109,938.19
  5. Step 5: Solve for x
    x = 476,109,938.19/21,682.98
  6. Step 6: Final answer
    x = 21,957.77

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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.