Home / 36,685.23-55,000.91-11,710.91

Finding the Fourth Proportional to 36,685.23, 55,000.91 and 11,710.91

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Solution

The fourth proportional to 36,685.23, 55,000.91 and 11,710.91 is: 17,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.23 : 55,000.91 = 11,710.91 : x
  2. Step 2: Convert to fraction form
    36,685.23/55,000.91 = 11,710.91/x
  3. Step 3: Cross multiply
    36,685.23x = 55,000.91 × 11,710.91
  4. Step 4: Simplify right side
    36,685.23x = 644,110,373.37
  5. Step 5: Solve for x
    x = 644,110,373.37/36,685.23
  6. Step 6: Final answer
    x = 17,557.76

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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.