Home / 55,435.32-83,212.19-23,861.02

Finding the Fourth Proportional to 55,435.32, 83,212.19 and 23,861.02

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Solution

The fourth proportional to 55,435.32, 83,212.19 and 23,861.02 is: 35,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.32 : 83,212.19 = 23,861.02 : x
  2. Step 2: Convert to fraction form
    55,435.32/83,212.19 = 23,861.02/x
  3. Step 3: Cross multiply
    55,435.32x = 83,212.19 × 23,861.02
  4. Step 4: Simplify right side
    55,435.32x = 1,985,528,065.95
  5. Step 5: Solve for x
    x = 1,985,528,065.95/55,435.32
  6. Step 6: Final answer
    x = 35,817.02

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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.