Home / 48,941.40-73,440.90-17,779.80

Finding the Fourth Proportional to 48,941.40, 73,440.90 and 17,779.80

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Solution

The fourth proportional to 48,941.40, 73,440.90 and 17,779.80 is: 26,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,941.40 : 73,440.90 = 17,779.80 : x
  2. Step 2: Convert to fraction form
    48,941.40/73,440.90 = 17,779.80/x
  3. Step 3: Cross multiply
    48,941.40x = 73,440.90 × 17,779.80
  4. Step 4: Simplify right side
    48,941.40x = 1,305,764,513.82
  5. Step 5: Solve for x
    x = 1,305,764,513.82/48,941.40
  6. Step 6: Final answer
    x = 26,680.16

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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.