Home / 49,159.20-73,728.90-14,089.44

Finding the Fourth Proportional to 49,159.20, 73,728.90 and 14,089.44

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Solution

The fourth proportional to 49,159.20, 73,728.90 and 14,089.44 is: 21,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,159.20 : 73,728.90 = 14,089.44 : x
  2. Step 2: Convert to fraction form
    49,159.20/73,728.90 = 14,089.44/x
  3. Step 3: Cross multiply
    49,159.20x = 73,728.90 × 14,089.44
  4. Step 4: Simplify right side
    49,159.20x = 1,038,798,912.82
  5. Step 5: Solve for x
    x = 1,038,798,912.82/49,159.20
  6. Step 6: Final answer
    x = 21,131.32

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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.