Home / 51,844.32-71,541.09-30,619.62

Finding the Fourth Proportional to 51,844.32, 71,541.09 and 30,619.62

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Solution

The fourth proportional to 51,844.32, 71,541.09 and 30,619.62 is: 42,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,844.32 : 71,541.09 = 30,619.62 : x
  2. Step 2: Convert to fraction form
    51,844.32/71,541.09 = 30,619.62/x
  3. Step 3: Cross multiply
    51,844.32x = 71,541.09 × 30,619.62
  4. Step 4: Simplify right side
    51,844.32x = 2,190,560,990.19
  5. Step 5: Solve for x
    x = 2,190,560,990.19/51,844.32
  6. Step 6: Final answer
    x = 42,252.67

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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.