Home / 36,484.12-50,341.78-21,165.12

Finding the Fourth Proportional to 36,484.12, 50,341.78 and 21,165.12

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Solution

The fourth proportional to 36,484.12, 50,341.78 and 21,165.12 is: 29,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,484.12 : 50,341.78 = 21,165.12 : x
  2. Step 2: Convert to fraction form
    36,484.12/50,341.78 = 21,165.12/x
  3. Step 3: Cross multiply
    36,484.12x = 50,341.78 × 21,165.12
  4. Step 4: Simplify right side
    36,484.12x = 1,065,489,814.71
  5. Step 5: Solve for x
    x = 1,065,489,814.71/36,484.12
  6. Step 6: Final answer
    x = 29,204.21

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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.