Home / 51,049.12-76,573.66-15,991.50

Finding the Fourth Proportional to 51,049.12, 76,573.66 and 15,991.50

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Solution

The fourth proportional to 51,049.12, 76,573.66 and 15,991.50 is: 23,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,049.12 : 76,573.66 = 15,991.50 : x
  2. Step 2: Convert to fraction form
    51,049.12/76,573.66 = 15,991.50/x
  3. Step 3: Cross multiply
    51,049.12x = 76,573.66 × 15,991.50
  4. Step 4: Simplify right side
    51,049.12x = 1,224,527,683.89
  5. Step 5: Solve for x
    x = 1,224,527,683.89/51,049.12
  6. Step 6: Final answer
    x = 23,987.24

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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.