Home / 49,312.04-73,960.77-18,140

Finding the Fourth Proportional to 49,312.04, 73,960.77 and 18,140

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Solution

The fourth proportional to 49,312.04, 73,960.77 and 18,140 is: 27,207.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,312.04 : 73,960.77 = 18,140 : x
  2. Step 2: Convert to fraction form
    49,312.04/73,960.77 = 18,140/x
  3. Step 3: Cross multiply
    49,312.04x = 73,960.77 × 18,140
  4. Step 4: Simplify right side
    49,312.04x = 1,341,648,367.80
  5. Step 5: Solve for x
    x = 1,341,648,367.80/49,312.04
  6. Step 6: Final answer
    x = 27,207.32

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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.