Home / 21,336.48-32,004.72-5,755.68

Finding the Fourth Proportional to 21,336.48, 32,004.72 and 5,755.68

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Solution

The fourth proportional to 21,336.48, 32,004.72 and 5,755.68 is: 8,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.48 : 32,004.72 = 5,755.68 : x
  2. Step 2: Convert to fraction form
    21,336.48/32,004.72 = 5,755.68/x
  3. Step 3: Cross multiply
    21,336.48x = 32,004.72 × 5,755.68
  4. Step 4: Simplify right side
    21,336.48x = 184,208,926.81
  5. Step 5: Solve for x
    x = 184,208,926.81/21,336.48
  6. Step 6: Final answer
    x = 8,633.52

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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.