Home / 32,187.12-44,420.96-18,759.48

Finding the Fourth Proportional to 32,187.12, 44,420.96 and 18,759.48

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Solution

The fourth proportional to 32,187.12, 44,420.96 and 18,759.48 is: 25,889.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,187.12 : 44,420.96 = 18,759.48 : x
  2. Step 2: Convert to fraction form
    32,187.12/44,420.96 = 18,759.48/x
  3. Step 3: Cross multiply
    32,187.12x = 44,420.96 × 18,759.48
  4. Step 4: Simplify right side
    32,187.12x = 833,314,110.70
  5. Step 5: Solve for x
    x = 833,314,110.70/32,187.12
  6. Step 6: Final answer
    x = 25,889.68

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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.