Home / 47,525.09-65,580.14-28,401.06

Finding the Fourth Proportional to 47,525.09, 65,580.14 and 28,401.06

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Solution

The fourth proportional to 47,525.09, 65,580.14 and 28,401.06 is: 39,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,525.09 : 65,580.14 = 28,401.06 : x
  2. Step 2: Convert to fraction form
    47,525.09/65,580.14 = 28,401.06/x
  3. Step 3: Cross multiply
    47,525.09x = 65,580.14 × 28,401.06
  4. Step 4: Simplify right side
    47,525.09x = 1,862,545,348.94
  5. Step 5: Solve for x
    x = 1,862,545,348.94/47,525.09
  6. Step 6: Final answer
    x = 39,190.78

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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.