Home / 21,628.27-32,466.71-16,756.66

Finding the Fourth Proportional to 21,628.27, 32,466.71 and 16,756.66

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Solution

The fourth proportional to 21,628.27, 32,466.71 and 16,756.66 is: 25,153.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,628.27 : 32,466.71 = 16,756.66 : x
  2. Step 2: Convert to fraction form
    21,628.27/32,466.71 = 16,756.66/x
  3. Step 3: Cross multiply
    21,628.27x = 32,466.71 × 16,756.66
  4. Step 4: Simplify right side
    21,628.27x = 544,033,620.79
  5. Step 5: Solve for x
    x = 544,033,620.79/21,628.27
  6. Step 6: Final answer
    x = 25,153.82

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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.