Home / 36,025.29-49,712.13-21,685.86

Finding the Fourth Proportional to 36,025.29, 49,712.13 and 21,685.86

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Solution

The fourth proportional to 36,025.29, 49,712.13 and 21,685.86 is: 29,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,025.29 : 49,712.13 = 21,685.86 : x
  2. Step 2: Convert to fraction form
    36,025.29/49,712.13 = 21,685.86/x
  3. Step 3: Cross multiply
    36,025.29x = 49,712.13 × 21,685.86
  4. Step 4: Simplify right side
    36,025.29x = 1,078,050,291.48
  5. Step 5: Solve for x
    x = 1,078,050,291.48/36,025.29
  6. Step 6: Final answer
    x = 29,924.82

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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.