Home / 42,716.88-64,086.84-38,604.24

Finding the Fourth Proportional to 42,716.88, 64,086.84 and 38,604.24

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Solution

The fourth proportional to 42,716.88, 64,086.84 and 38,604.24 is: 57,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,716.88 : 64,086.84 = 38,604.24 : x
  2. Step 2: Convert to fraction form
    42,716.88/64,086.84 = 38,604.24/x
  3. Step 3: Cross multiply
    42,716.88x = 64,086.84 × 38,604.24
  4. Step 4: Simplify right side
    42,716.88x = 2,474,023,752.20
  5. Step 5: Solve for x
    x = 2,474,023,752.20/42,716.88
  6. Step 6: Final answer
    x = 57,916.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.