Home / 48,522.48-72,808.65-20,080.56

Finding the Fourth Proportional to 48,522.48, 72,808.65 and 20,080.56

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Solution

The fourth proportional to 48,522.48, 72,808.65 and 20,080.56 is: 30,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,522.48 : 72,808.65 = 20,080.56 : x
  2. Step 2: Convert to fraction form
    48,522.48/72,808.65 = 20,080.56/x
  3. Step 3: Cross multiply
    48,522.48x = 72,808.65 × 20,080.56
  4. Step 4: Simplify right side
    48,522.48x = 1,462,038,464.84
  5. Step 5: Solve for x
    x = 1,462,038,464.84/48,522.48
  6. Step 6: Final answer
    x = 30,131.16

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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.