Home / 24,145.40-36,218.10-6,615.20

Finding the Fourth Proportional to 24,145.40, 36,218.10 and 6,615.20

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Solution

The fourth proportional to 24,145.40, 36,218.10 and 6,615.20 is: 9,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,145.40 : 36,218.10 = 6,615.20 : x
  2. Step 2: Convert to fraction form
    24,145.40/36,218.10 = 6,615.20/x
  3. Step 3: Cross multiply
    24,145.40x = 36,218.10 × 6,615.20
  4. Step 4: Simplify right side
    24,145.40x = 239,589,975.12
  5. Step 5: Solve for x
    x = 239,589,975.12/24,145.40
  6. Step 6: Final answer
    x = 9,922.80

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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.