Home / 51,856.42-71,570.80-30,049.64

Finding the Fourth Proportional to 51,856.42, 71,570.80 and 30,049.64

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Solution

The fourth proportional to 51,856.42, 71,570.80 and 30,049.64 is: 41,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,856.42 : 71,570.80 = 30,049.64 : x
  2. Step 2: Convert to fraction form
    51,856.42/71,570.80 = 30,049.64/x
  3. Step 3: Cross multiply
    51,856.42x = 71,570.80 × 30,049.64
  4. Step 4: Simplify right side
    51,856.42x = 2,150,676,624.26
  5. Step 5: Solve for x
    x = 2,150,676,624.26/51,856.42
  6. Step 6: Final answer
    x = 41,473.68

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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.