Home / 47,524.59-65,579.45-28,400.56

Finding the Fourth Proportional to 47,524.59, 65,579.45 and 28,400.56

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Solution

The fourth proportional to 47,524.59, 65,579.45 and 28,400.56 is: 39,190.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,524.59 : 65,579.45 = 28,400.56 : x
  2. Step 2: Convert to fraction form
    47,524.59/65,579.45 = 28,400.56/x
  3. Step 3: Cross multiply
    47,524.59x = 65,579.45 × 28,400.56
  4. Step 4: Simplify right side
    47,524.59x = 1,862,492,798.54
  5. Step 5: Solve for x
    x = 1,862,492,798.54/47,524.59
  6. Step 6: Final answer
    x = 39,190.09

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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.