Home / 21,833.18-32,718.76-16,816.58

Finding the Fourth Proportional to 21,833.18, 32,718.76 and 16,816.58

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Solution

The fourth proportional to 21,833.18, 32,718.76 and 16,816.58 is: 25,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,833.18 : 32,718.76 = 16,816.58 : x
  2. Step 2: Convert to fraction form
    21,833.18/32,718.76 = 16,816.58/x
  3. Step 3: Cross multiply
    21,833.18x = 32,718.76 × 16,816.58
  4. Step 4: Simplify right side
    21,833.18x = 550,217,645.04
  5. Step 5: Solve for x
    x = 550,217,645.04/21,833.18
  6. Step 6: Final answer
    x = 25,200.99

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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.