Home / 49,898.28-74,859.39-16,618.64

Finding the Fourth Proportional to 49,898.28, 74,859.39 and 16,618.64

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Solution

The fourth proportional to 49,898.28, 74,859.39 and 16,618.64 is: 24,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,898.28 : 74,859.39 = 16,618.64 : x
  2. Step 2: Convert to fraction form
    49,898.28/74,859.39 = 16,618.64/x
  3. Step 3: Cross multiply
    49,898.28x = 74,859.39 × 16,618.64
  4. Step 4: Simplify right side
    49,898.28x = 1,244,061,510.36
  5. Step 5: Solve for x
    x = 1,244,061,510.36/49,898.28
  6. Step 6: Final answer
    x = 24,931.95

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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.