Home / 49,870.02-74,780.10-16,578.42

Finding the Fourth Proportional to 49,870.02, 74,780.10 and 16,578.42

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Solution

The fourth proportional to 49,870.02, 74,780.10 and 16,578.42 is: 24,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870.02 : 74,780.10 = 16,578.42 : x
  2. Step 2: Convert to fraction form
    49,870.02/74,780.10 = 16,578.42/x
  3. Step 3: Cross multiply
    49,870.02x = 74,780.10 × 16,578.42
  4. Step 4: Simplify right side
    49,870.02x = 1,239,735,905.44
  5. Step 5: Solve for x
    x = 1,239,735,905.44/49,870.02
  6. Step 6: Final answer
    x = 24,859.34

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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.