Home / 36,983.75-55,449.64-12,962.18

Finding the Fourth Proportional to 36,983.75, 55,449.64 and 12,962.18

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Solution

The fourth proportional to 36,983.75, 55,449.64 and 12,962.18 is: 19,434.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,983.75 : 55,449.64 = 12,962.18 : x
  2. Step 2: Convert to fraction form
    36,983.75/55,449.64 = 12,962.18/x
  3. Step 3: Cross multiply
    36,983.75x = 55,449.64 × 12,962.18
  4. Step 4: Simplify right side
    36,983.75x = 718,748,214.62
  5. Step 5: Solve for x
    x = 718,748,214.62/36,983.75
  6. Step 6: Final answer
    x = 19,434.16

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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.