Home / 35,429.84-48,892.40-19,513.92

Finding the Fourth Proportional to 35,429.84, 48,892.40 and 19,513.92

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Solution

The fourth proportional to 35,429.84, 48,892.40 and 19,513.92 is: 26,928.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,429.84 : 48,892.40 = 19,513.92 : x
  2. Step 2: Convert to fraction form
    35,429.84/48,892.40 = 19,513.92/x
  3. Step 3: Cross multiply
    35,429.84x = 48,892.40 × 19,513.92
  4. Step 4: Simplify right side
    35,429.84x = 954,082,382.21
  5. Step 5: Solve for x
    x = 954,082,382.21/35,429.84
  6. Step 6: Final answer
    x = 26,928.78

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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.