Home / 34,110.56-51,172.80-14,389.12

Finding the Fourth Proportional to 34,110.56, 51,172.80 and 14,389.12

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Solution

The fourth proportional to 34,110.56, 51,172.80 and 14,389.12 is: 21,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,110.56 : 51,172.80 = 14,389.12 : x
  2. Step 2: Convert to fraction form
    34,110.56/51,172.80 = 14,389.12/x
  3. Step 3: Cross multiply
    34,110.56x = 51,172.80 × 14,389.12
  4. Step 4: Simplify right side
    34,110.56x = 736,331,559.94
  5. Step 5: Solve for x
    x = 736,331,559.94/34,110.56
  6. Step 6: Final answer
    x = 21,586.62

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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.