Home / 10,323.77-15,485.66-9,797.88

Finding the Fourth Proportional to 10,323.77, 15,485.66 and 9,797.88

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Solution

The fourth proportional to 10,323.77, 15,485.66 and 9,797.88 is: 14,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.77 : 15,485.66 = 9,797.88 : x
  2. Step 2: Convert to fraction form
    10,323.77/15,485.66 = 9,797.88/x
  3. Step 3: Cross multiply
    10,323.77x = 15,485.66 × 9,797.88
  4. Step 4: Simplify right side
    10,323.77x = 151,726,652.23
  5. Step 5: Solve for x
    x = 151,726,652.23/10,323.77
  6. Step 6: Final answer
    x = 14,696.83

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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.