Home / 51,461.64-71,007.84-30,245.16

Finding the Fourth Proportional to 51,461.64, 71,007.84 and 30,245.16

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Solution

The fourth proportional to 51,461.64, 71,007.84 and 30,245.16 is: 41,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,461.64 : 71,007.84 = 30,245.16 : x
  2. Step 2: Convert to fraction form
    51,461.64/71,007.84 = 30,245.16/x
  3. Step 3: Cross multiply
    51,461.64x = 71,007.84 × 30,245.16
  4. Step 4: Simplify right side
    51,461.64x = 2,147,643,482.05
  5. Step 5: Solve for x
    x = 2,147,643,482.05/51,461.64
  6. Step 6: Final answer
    x = 41,732.90

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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.