Home / 12,373.70-18,561.61-4,053.68

Finding the Fourth Proportional to 12,373.70, 18,561.61 and 4,053.68

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Solution

The fourth proportional to 12,373.70, 18,561.61 and 4,053.68 is: 6,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.70 : 18,561.61 = 4,053.68 : x
  2. Step 2: Convert to fraction form
    12,373.70/18,561.61 = 4,053.68/x
  3. Step 3: Cross multiply
    12,373.70x = 18,561.61 × 4,053.68
  4. Step 4: Simplify right side
    12,373.70x = 75,242,827.22
  5. Step 5: Solve for x
    x = 75,242,827.22/12,373.70
  6. Step 6: Final answer
    x = 6,080.87

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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.