Home / 55,699.50-83,428.23-34,286.95

Finding the Fourth Proportional to 55,699.50, 83,428.23 and 34,286.95

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Solution

The fourth proportional to 55,699.50, 83,428.23 and 34,286.95 is: 51,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,699.50 : 83,428.23 = 34,286.95 : x
  2. Step 2: Convert to fraction form
    55,699.50/83,428.23 = 34,286.95/x
  3. Step 3: Cross multiply
    55,699.50x = 83,428.23 × 34,286.95
  4. Step 4: Simplify right side
    55,699.50x = 2,860,499,121.31
  5. Step 5: Solve for x
    x = 2,860,499,121.31/55,699.50
  6. Step 6: Final answer
    x = 51,355.92

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1.5x scale

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.