Home / 16,685.37-25,035.02-7,320.55

Finding the Fourth Proportional to 16,685.37, 25,035.02 and 7,320.55

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Solution

The fourth proportional to 16,685.37, 25,035.02 and 7,320.55 is: 10,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.37 : 25,035.02 = 7,320.55 : x
  2. Step 2: Convert to fraction form
    16,685.37/25,035.02 = 7,320.55/x
  3. Step 3: Cross multiply
    16,685.37x = 25,035.02 × 7,320.55
  4. Step 4: Simplify right side
    16,685.37x = 183,270,115.66
  5. Step 5: Solve for x
    x = 183,270,115.66/16,685.37
  6. Step 6: Final answer
    x = 10,983.88

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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.