Home / 47,028.18-64,899.68-25,809.42

Finding the Fourth Proportional to 47,028.18, 64,899.68 and 25,809.42

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Solution

The fourth proportional to 47,028.18, 64,899.68 and 25,809.42 is: 35,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,028.18 : 64,899.68 = 25,809.42 : x
  2. Step 2: Convert to fraction form
    47,028.18/64,899.68 = 25,809.42/x
  3. Step 3: Cross multiply
    47,028.18x = 64,899.68 × 25,809.42
  4. Step 4: Simplify right side
    47,028.18x = 1,675,023,098.99
  5. Step 5: Solve for x
    x = 1,675,023,098.99/47,028.18
  6. Step 6: Final answer
    x = 35,617.43

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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.