Home / 36,855.81-55,294.65-14,656.55

Finding the Fourth Proportional to 36,855.81, 55,294.65 and 14,656.55

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Solution

The fourth proportional to 36,855.81, 55,294.65 and 14,656.55 is: 21,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,855.81 : 55,294.65 = 14,656.55 : x
  2. Step 2: Convert to fraction form
    36,855.81/55,294.65 = 14,656.55/x
  3. Step 3: Cross multiply
    36,855.81x = 55,294.65 × 14,656.55
  4. Step 4: Simplify right side
    36,855.81x = 810,428,525.98
  5. Step 5: Solve for x
    x = 810,428,525.98/36,855.81
  6. Step 6: Final answer
    x = 21,989.17

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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.