Home / 36,783.27-55,170.12-13,089.86

Finding the Fourth Proportional to 36,783.27, 55,170.12 and 13,089.86

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Solution

The fourth proportional to 36,783.27, 55,170.12 and 13,089.86 is: 19,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,783.27 : 55,170.12 = 13,089.86 : x
  2. Step 2: Convert to fraction form
    36,783.27/55,170.12 = 13,089.86/x
  3. Step 3: Cross multiply
    36,783.27x = 55,170.12 × 13,089.86
  4. Step 4: Simplify right side
    36,783.27x = 722,168,871.13
  5. Step 5: Solve for x
    x = 722,168,871.13/36,783.27
  6. Step 6: Final answer
    x = 19,633.08

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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.