Home / 32,774.28-49,168.80-11,997.78

Finding the Fourth Proportional to 32,774.28, 49,168.80 and 11,997.78

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Solution

The fourth proportional to 32,774.28, 49,168.80 and 11,997.78 is: 17,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,774.28 : 49,168.80 = 11,997.78 : x
  2. Step 2: Convert to fraction form
    32,774.28/49,168.80 = 11,997.78/x
  3. Step 3: Cross multiply
    32,774.28x = 49,168.80 × 11,997.78
  4. Step 4: Simplify right side
    32,774.28x = 589,916,445.26
  5. Step 5: Solve for x
    x = 589,916,445.26/32,774.28
  6. Step 6: Final answer
    x = 17,999.37

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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.