Home / 18,002.16-24,841.80-11,287.50

Finding the Fourth Proportional to 18,002.16, 24,841.80 and 11,287.50

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Solution

The fourth proportional to 18,002.16, 24,841.80 and 11,287.50 is: 15,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.16 : 24,841.80 = 11,287.50 : x
  2. Step 2: Convert to fraction form
    18,002.16/24,841.80 = 11,287.50/x
  3. Step 3: Cross multiply
    18,002.16x = 24,841.80 × 11,287.50
  4. Step 4: Simplify right side
    18,002.16x = 280,401,817.50
  5. Step 5: Solve for x
    x = 280,401,817.50/18,002.16
  6. Step 6: Final answer
    x = 15,576.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.