Home / 46,286.11-69,407.25-21,318.77

Finding the Fourth Proportional to 46,286.11, 69,407.25 and 21,318.77

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Solution

The fourth proportional to 46,286.11, 69,407.25 and 21,318.77 is: 31,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,286.11 : 69,407.25 = 21,318.77 : x
  2. Step 2: Convert to fraction form
    46,286.11/69,407.25 = 21,318.77/x
  3. Step 3: Cross multiply
    46,286.11x = 69,407.25 × 21,318.77
  4. Step 4: Simplify right side
    46,286.11x = 1,479,677,277.32
  5. Step 5: Solve for x
    x = 1,479,677,277.32/46,286.11
  6. Step 6: Final answer
    x = 31,968.06

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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.