Home / 24,498.20-36,650.10-21,247.40

Finding the Fourth Proportional to 24,498.20, 36,650.10 and 21,247.40

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Solution

The fourth proportional to 24,498.20, 36,650.10 and 21,247.40 is: 31,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,498.20 : 36,650.10 = 21,247.40 : x
  2. Step 2: Convert to fraction form
    24,498.20/36,650.10 = 21,247.40/x
  3. Step 3: Cross multiply
    24,498.20x = 36,650.10 × 21,247.40
  4. Step 4: Simplify right side
    24,498.20x = 778,719,334.74
  5. Step 5: Solve for x
    x = 778,719,334.74/24,498.20
  6. Step 6: Final answer
    x = 31,786.80

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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.