Home / 34,790.50-52,182.91-13,729.69

Finding the Fourth Proportional to 34,790.50, 52,182.91 and 13,729.69

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Solution

The fourth proportional to 34,790.50, 52,182.91 and 13,729.69 is: 20,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.50 : 52,182.91 = 13,729.69 : x
  2. Step 2: Convert to fraction form
    34,790.50/52,182.91 = 13,729.69/x
  3. Step 3: Cross multiply
    34,790.50x = 52,182.91 × 13,729.69
  4. Step 4: Simplify right side
    34,790.50x = 716,455,177.60
  5. Step 5: Solve for x
    x = 716,455,177.60/34,790.50
  6. Step 6: Final answer
    x = 20,593.41

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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.