Home / 12,373.58-18,556.45-4,475.05

Finding the Fourth Proportional to 12,373.58, 18,556.45 and 4,475.05

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Solution

The fourth proportional to 12,373.58, 18,556.45 and 4,475.05 is: 6,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.58 : 18,556.45 = 4,475.05 : x
  2. Step 2: Convert to fraction form
    12,373.58/18,556.45 = 4,475.05/x
  3. Step 3: Cross multiply
    12,373.58x = 18,556.45 × 4,475.05
  4. Step 4: Simplify right side
    12,373.58x = 83,040,983.99
  5. Step 5: Solve for x
    x = 83,040,983.99/12,373.58
  6. Step 6: Final answer
    x = 6,711.15

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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.