Home / 34,431.95-51,651.59-12,247.40

Finding the Fourth Proportional to 34,431.95, 51,651.59 and 12,247.40

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Solution

The fourth proportional to 34,431.95, 51,651.59 and 12,247.40 is: 18,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,431.95 : 51,651.59 = 12,247.40 : x
  2. Step 2: Convert to fraction form
    34,431.95/51,651.59 = 12,247.40/x
  3. Step 3: Cross multiply
    34,431.95x = 51,651.59 × 12,247.40
  4. Step 4: Simplify right side
    34,431.95x = 632,597,363.87
  5. Step 5: Solve for x
    x = 632,597,363.87/34,431.95
  6. Step 6: Final answer
    x = 18,372.40

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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.