Home / 43,082.88-64,635.84-38,970.24

Finding the Fourth Proportional to 43,082.88, 64,635.84 and 38,970.24

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Solution

The fourth proportional to 43,082.88, 64,635.84 and 38,970.24 is: 58,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082.88 : 64,635.84 = 38,970.24 : x
  2. Step 2: Convert to fraction form
    43,082.88/64,635.84 = 38,970.24/x
  3. Step 3: Cross multiply
    43,082.88x = 64,635.84 × 38,970.24
  4. Step 4: Simplify right side
    43,082.88x = 2,518,874,197.40
  5. Step 5: Solve for x
    x = 2,518,874,197.40/43,082.88
  6. Step 6: Final answer
    x = 58,465.78

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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.