Home / 24,640.64-37,127.20-20,354.08

Finding the Fourth Proportional to 24,640.64, 37,127.20 and 20,354.08

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Solution

The fourth proportional to 24,640.64, 37,127.20 and 20,354.08 is: 30,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,640.64 : 37,127.20 = 20,354.08 : x
  2. Step 2: Convert to fraction form
    24,640.64/37,127.20 = 20,354.08/x
  3. Step 3: Cross multiply
    24,640.64x = 37,127.20 × 20,354.08
  4. Step 4: Simplify right side
    24,640.64x = 755,689,998.98
  5. Step 5: Solve for x
    x = 755,689,998.98/24,640.64
  6. Step 6: Final answer
    x = 30,668.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.