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Finding the Fourth Proportional to 34,656.80, 52,003.20 and 16,188.80

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Solution

The fourth proportional to 34,656.80, 52,003.20 and 16,188.80 is: 24,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,656.80 : 52,003.20 = 16,188.80 : x
  2. Step 2: Convert to fraction form
    34,656.80/52,003.20 = 16,188.80/x
  3. Step 3: Cross multiply
    34,656.80x = 52,003.20 × 16,188.80
  4. Step 4: Simplify right side
    34,656.80x = 841,869,404.16
  5. Step 5: Solve for x
    x = 841,869,404.16/34,656.80
  6. Step 6: Final answer
    x = 24,291.61

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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.