Home / 51,722.12-71,376.61-29,366.12

Finding the Fourth Proportional to 51,722.12, 71,376.61 and 29,366.12

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Solution

The fourth proportional to 51,722.12, 71,376.61 and 29,366.12 is: 40,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,722.12 : 71,376.61 = 29,366.12 : x
  2. Step 2: Convert to fraction form
    51,722.12/71,376.61 = 29,366.12/x
  3. Step 3: Cross multiply
    51,722.12x = 71,376.61 × 29,366.12
  4. Step 4: Simplify right side
    51,722.12x = 2,096,054,094.45
  5. Step 5: Solve for x
    x = 2,096,054,094.45/51,722.12
  6. Step 6: Final answer
    x = 40,525.29

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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.