Home / 21,673.58-32,528.82-8,535.17

Finding the Fourth Proportional to 21,673.58, 32,528.82 and 8,535.17

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Solution

The fourth proportional to 21,673.58, 32,528.82 and 8,535.17 is: 12,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673.58 : 32,528.82 = 8,535.17 : x
  2. Step 2: Convert to fraction form
    21,673.58/32,528.82 = 8,535.17/x
  3. Step 3: Cross multiply
    21,673.58x = 32,528.82 × 8,535.17
  4. Step 4: Simplify right side
    21,673.58x = 277,639,089.92
  5. Step 5: Solve for x
    x = 277,639,089.92/21,673.58
  6. Step 6: Final answer
    x = 12,810.03

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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.