Home / 15,778.98-23,637.96-8,373.42

Finding the Fourth Proportional to 15,778.98, 23,637.96 and 8,373.42

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Solution

The fourth proportional to 15,778.98, 23,637.96 and 8,373.42 is: 12,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778.98 : 23,637.96 = 8,373.42 : x
  2. Step 2: Convert to fraction form
    15,778.98/23,637.96 = 8,373.42/x
  3. Step 3: Cross multiply
    15,778.98x = 23,637.96 × 8,373.42
  4. Step 4: Simplify right side
    15,778.98x = 197,930,567.02
  5. Step 5: Solve for x
    x = 197,930,567.02/15,778.98
  6. Step 6: Final answer
    x = 12,543.94

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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.