Home / 12,055.86-18,060.26-8,306.99

Finding the Fourth Proportional to 12,055.86, 18,060.26 and 8,306.99

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Solution

The fourth proportional to 12,055.86, 18,060.26 and 8,306.99 is: 12,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.86 : 18,060.26 = 8,306.99 : x
  2. Step 2: Convert to fraction form
    12,055.86/18,060.26 = 8,306.99/x
  3. Step 3: Cross multiply
    12,055.86x = 18,060.26 × 8,306.99
  4. Step 4: Simplify right side
    12,055.86x = 150,026,267.38
  5. Step 5: Solve for x
    x = 150,026,267.38/12,055.86
  6. Step 6: Final answer
    x = 12,444.26

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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.