Home / 14,549.55-21,846.60-7,988.55

Finding the Fourth Proportional to 14,549.55, 21,846.60 and 7,988.55

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Solution

The fourth proportional to 14,549.55, 21,846.60 and 7,988.55 is: 11,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.55 : 21,846.60 = 7,988.55 : x
  2. Step 2: Convert to fraction form
    14,549.55/21,846.60 = 7,988.55/x
  3. Step 3: Cross multiply
    14,549.55x = 21,846.60 × 7,988.55
  4. Step 4: Simplify right side
    14,549.55x = 174,522,656.43
  5. Step 5: Solve for x
    x = 174,522,656.43/14,549.55
  6. Step 6: Final answer
    x = 11,995.06

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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.