Home / 20,080.07-30,130.43-9,562.01

Finding the Fourth Proportional to 20,080.07, 30,130.43 and 9,562.01

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Solution

The fourth proportional to 20,080.07, 30,130.43 and 9,562.01 is: 14,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,080.07 : 30,130.43 = 9,562.01 : x
  2. Step 2: Convert to fraction form
    20,080.07/30,130.43 = 9,562.01/x
  3. Step 3: Cross multiply
    20,080.07x = 30,130.43 × 9,562.01
  4. Step 4: Simplify right side
    20,080.07x = 288,107,500.48
  5. Step 5: Solve for x
    x = 288,107,500.48/20,080.07
  6. Step 6: Final answer
    x = 14,347.94

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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.