Home / 45,650.68-63,037.98-28,684.35

Finding the Fourth Proportional to 45,650.68, 63,037.98 and 28,684.35

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Solution

The fourth proportional to 45,650.68, 63,037.98 and 28,684.35 is: 39,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,650.68 : 63,037.98 = 28,684.35 : x
  2. Step 2: Convert to fraction form
    45,650.68/63,037.98 = 28,684.35/x
  3. Step 3: Cross multiply
    45,650.68x = 63,037.98 × 28,684.35
  4. Step 4: Simplify right side
    45,650.68x = 1,808,203,481.61
  5. Step 5: Solve for x
    x = 1,808,203,481.61/45,650.68
  6. Step 6: Final answer
    x = 39,609.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.