Home / 51,613.75-77,433.60-14,677.75

Finding the Fourth Proportional to 51,613.75, 77,433.60 and 14,677.75

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Solution

The fourth proportional to 51,613.75, 77,433.60 and 14,677.75 is: 22,020.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,613.75 : 77,433.60 = 14,677.75 : x
  2. Step 2: Convert to fraction form
    51,613.75/77,433.60 = 14,677.75/x
  3. Step 3: Cross multiply
    51,613.75x = 77,433.60 × 14,677.75
  4. Step 4: Simplify right side
    51,613.75x = 1,136,551,022.40
  5. Step 5: Solve for x
    x = 1,136,551,022.40/51,613.75
  6. Step 6: Final answer
    x = 22,020.31

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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.