Home / 34,403.00-51,589.15-11,915.78

Finding the Fourth Proportional to 34,403.00, 51,589.15 and 11,915.78

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Solution

The fourth proportional to 34,403.00, 51,589.15 and 11,915.78 is: 17,868.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,403.00 : 51,589.15 = 11,915.78 : x
  2. Step 2: Convert to fraction form
    34,403.00/51,589.15 = 11,915.78/x
  3. Step 3: Cross multiply
    34,403.00x = 51,589.15 × 11,915.78
  4. Step 4: Simplify right side
    34,403.00x = 614,724,674.05
  5. Step 5: Solve for x
    x = 614,724,674.05/34,403.00
  6. Step 6: Final answer
    x = 17,868.35

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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.