Home / 32,129.88-44,316.36-19,555.44

Finding the Fourth Proportional to 32,129.88, 44,316.36 and 19,555.44

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Solution

The fourth proportional to 32,129.88, 44,316.36 and 19,555.44 is: 26,972.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,129.88 : 44,316.36 = 19,555.44 : x
  2. Step 2: Convert to fraction form
    32,129.88/44,316.36 = 19,555.44/x
  3. Step 3: Cross multiply
    32,129.88x = 44,316.36 × 19,555.44
  4. Step 4: Simplify right side
    32,129.88x = 866,625,919.00
  5. Step 5: Solve for x
    x = 866,625,919.00/32,129.88
  6. Step 6: Final answer
    x = 26,972.58

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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.