Home / 14,523.25-20,040.84-8,148.98

Finding the Fourth Proportional to 14,523.25, 20,040.84 and 8,148.98

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Solution

The fourth proportional to 14,523.25, 20,040.84 and 8,148.98 is: 11,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.25 : 20,040.84 = 8,148.98 : x
  2. Step 2: Convert to fraction form
    14,523.25/20,040.84 = 8,148.98/x
  3. Step 3: Cross multiply
    14,523.25x = 20,040.84 × 8,148.98
  4. Step 4: Simplify right side
    14,523.25x = 163,312,421.00
  5. Step 5: Solve for x
    x = 163,312,421.00/14,523.25
  6. Step 6: Final answer
    x = 11,244.90

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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.