Home / 55,531.09-83,296.58-18,091.11

Finding the Fourth Proportional to 55,531.09, 83,296.58 and 18,091.11

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Solution

The fourth proportional to 55,531.09, 83,296.58 and 18,091.11 is: 27,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531.09 : 83,296.58 = 18,091.11 : x
  2. Step 2: Convert to fraction form
    55,531.09/83,296.58 = 18,091.11/x
  3. Step 3: Cross multiply
    55,531.09x = 83,296.58 × 18,091.11
  4. Step 4: Simplify right side
    55,531.09x = 1,506,927,500.95
  5. Step 5: Solve for x
    x = 1,506,927,500.95/55,531.09
  6. Step 6: Final answer
    x = 27,136.64

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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.