Home / 48,782.42-73,173.63-13,722.08

Finding the Fourth Proportional to 48,782.42, 73,173.63 and 13,722.08

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Solution

The fourth proportional to 48,782.42, 73,173.63 and 13,722.08 is: 20,583.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,782.42 : 73,173.63 = 13,722.08 : x
  2. Step 2: Convert to fraction form
    48,782.42/73,173.63 = 13,722.08/x
  3. Step 3: Cross multiply
    48,782.42x = 73,173.63 × 13,722.08
  4. Step 4: Simplify right side
    48,782.42x = 1,004,094,038.88
  5. Step 5: Solve for x
    x = 1,004,094,038.88/48,782.42
  6. Step 6: Final answer
    x = 20,583.11

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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.