Home / 16,628.13-24,942-4,148.28

Finding the Fourth Proportional to 16,628.13, 24,942 and 4,148.28

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Solution

The fourth proportional to 16,628.13, 24,942 and 4,148.28 is: 6,222.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.13 : 24,942 = 4,148.28 : x
  2. Step 2: Convert to fraction form
    16,628.13/24,942 = 4,148.28/x
  3. Step 3: Cross multiply
    16,628.13x = 24,942 × 4,148.28
  4. Step 4: Simplify right side
    16,628.13x = 103,466,399.76
  5. Step 5: Solve for x
    x = 103,466,399.76/16,628.13
  6. Step 6: Final answer
    x = 6,222.37

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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.