Home / 47,600.08-65,689.86-28,733.56

Finding the Fourth Proportional to 47,600.08, 65,689.86 and 28,733.56

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Solution

The fourth proportional to 47,600.08, 65,689.86 and 28,733.56 is: 39,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600.08 : 65,689.86 = 28,733.56 : x
  2. Step 2: Convert to fraction form
    47,600.08/65,689.86 = 28,733.56/x
  3. Step 3: Cross multiply
    47,600.08x = 65,689.86 × 28,733.56
  4. Step 4: Simplify right side
    47,600.08x = 1,887,503,533.70
  5. Step 5: Solve for x
    x = 1,887,503,533.70/47,600.08
  6. Step 6: Final answer
    x = 39,653.37

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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.