Home / 15,847.77-23,776.92-5,318.82

Finding the Fourth Proportional to 15,847.77, 23,776.92 and 5,318.82

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Solution

The fourth proportional to 15,847.77, 23,776.92 and 5,318.82 is: 7,980.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.77 : 23,776.92 = 5,318.82 : x
  2. Step 2: Convert to fraction form
    15,847.77/23,776.92 = 5,318.82/x
  3. Step 3: Cross multiply
    15,847.77x = 23,776.92 × 5,318.82
  4. Step 4: Simplify right side
    15,847.77x = 126,465,157.63
  5. Step 5: Solve for x
    x = 126,465,157.63/15,847.77
  6. Step 6: Final answer
    x = 7,980.00

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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.