Home / 21,336.94-32,001.72-5,750.92

Finding the Fourth Proportional to 21,336.94, 32,001.72 and 5,750.92

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Solution

The fourth proportional to 21,336.94, 32,001.72 and 5,750.92 is: 8,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,336.94 : 32,001.72 = 5,750.92 : x
  2. Step 2: Convert to fraction form
    21,336.94/32,001.72 = 5,750.92/x
  3. Step 3: Cross multiply
    21,336.94x = 32,001.72 × 5,750.92
  4. Step 4: Simplify right side
    21,336.94x = 184,039,331.58
  5. Step 5: Solve for x
    x = 184,039,331.58/21,336.94
  6. Step 6: Final answer
    x = 8,625.39

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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.