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Finding the Fourth Proportional to 49,483.98, 74,223.54 and 16,219.71

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Solution

The fourth proportional to 49,483.98, 74,223.54 and 16,219.71 is: 24,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,483.98 : 74,223.54 = 16,219.71 : x
  2. Step 2: Convert to fraction form
    49,483.98/74,223.54 = 16,219.71/x
  3. Step 3: Cross multiply
    49,483.98x = 74,223.54 × 16,219.71
  4. Step 4: Simplify right side
    49,483.98x = 1,203,884,293.97
  5. Step 5: Solve for x
    x = 1,203,884,293.97/49,483.98
  6. Step 6: Final answer
    x = 24,328.77

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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.