Home / 32,190.56-44,424.24-18,043.28

Finding the Fourth Proportional to 32,190.56, 44,424.24 and 18,043.28

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Solution

The fourth proportional to 32,190.56, 44,424.24 and 18,043.28 is: 24,900.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190.56 : 44,424.24 = 18,043.28 : x
  2. Step 2: Convert to fraction form
    32,190.56/44,424.24 = 18,043.28/x
  3. Step 3: Cross multiply
    32,190.56x = 44,424.24 × 18,043.28
  4. Step 4: Simplify right side
    32,190.56x = 801,559,001.11
  5. Step 5: Solve for x
    x = 801,559,001.11/32,190.56
  6. Step 6: Final answer
    x = 24,900.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.