Home / 15,661.60-23,491.94-5,800.66

Finding the Fourth Proportional to 15,661.60, 23,491.94 and 5,800.66

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Solution

The fourth proportional to 15,661.60, 23,491.94 and 5,800.66 is: 8,700.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,661.60 : 23,491.94 = 5,800.66 : x
  2. Step 2: Convert to fraction form
    15,661.60/23,491.94 = 5,800.66/x
  3. Step 3: Cross multiply
    15,661.60x = 23,491.94 × 5,800.66
  4. Step 4: Simplify right side
    15,661.60x = 136,268,610.22
  5. Step 5: Solve for x
    x = 136,268,610.22/15,661.60
  6. Step 6: Final answer
    x = 8,700.81

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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.