Home / 47,499.06-65,538.09-28,373.70

Finding the Fourth Proportional to 47,499.06, 65,538.09 and 28,373.70

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Solution

The fourth proportional to 47,499.06, 65,538.09 and 28,373.70 is: 39,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,499.06 : 65,538.09 = 28,373.70 : x
  2. Step 2: Convert to fraction form
    47,499.06/65,538.09 = 28,373.70/x
  3. Step 3: Cross multiply
    47,499.06x = 65,538.09 × 28,373.70
  4. Step 4: Simplify right side
    47,499.06x = 1,859,558,104.23
  5. Step 5: Solve for x
    x = 1,859,558,104.23/47,499.06
  6. Step 6: Final answer
    x = 39,149.37

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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.