Home / 55,962-83,943.24-14,408.88

Finding the Fourth Proportional to 55,962, 83,943.24 and 14,408.88

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Solution

The fourth proportional to 55,962, 83,943.24 and 14,408.88 is: 21,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,962 : 83,943.24 = 14,408.88 : x
  2. Step 2: Convert to fraction form
    55,962/83,943.24 = 14,408.88/x
  3. Step 3: Cross multiply
    55,962x = 83,943.24 × 14,408.88
  4. Step 4: Simplify right side
    55,962x = 1,209,528,071.97
  5. Step 5: Solve for x
    x = 1,209,528,071.97/55,962
  6. Step 6: Final answer
    x = 21,613.38

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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.