Home / 47,528.09-65,584.27-28,404.07

Finding the Fourth Proportional to 47,528.09, 65,584.27 and 28,404.07

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Solution

The fourth proportional to 47,528.09, 65,584.27 and 28,404.07 is: 39,194.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,528.09 : 65,584.27 = 28,404.07 : x
  2. Step 2: Convert to fraction form
    47,528.09/65,584.27 = 28,404.07/x
  3. Step 3: Cross multiply
    47,528.09x = 65,584.27 × 28,404.07
  4. Step 4: Simplify right side
    47,528.09x = 1,862,860,195.98
  5. Step 5: Solve for x
    x = 1,862,860,195.98/47,528.09
  6. Step 6: Final answer
    x = 39,194.93

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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.