Home / 34,655.38-51,988.67-13,583.99

Finding the Fourth Proportional to 34,655.38, 51,988.67 and 13,583.99

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Solution

The fourth proportional to 34,655.38, 51,988.67 and 13,583.99 is: 20,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.38 : 51,988.67 = 13,583.99 : x
  2. Step 2: Convert to fraction form
    34,655.38/51,988.67 = 13,583.99/x
  3. Step 3: Cross multiply
    34,655.38x = 51,988.67 × 13,583.99
  4. Step 4: Simplify right side
    34,655.38x = 706,213,737.32
  5. Step 5: Solve for x
    x = 706,213,737.32/34,655.38
  6. Step 6: Final answer
    x = 20,378.19

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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.