Home / 30,900.12-46,350.09-26,727.72

Finding the Fourth Proportional to 30,900.12, 46,350.09 and 26,727.72

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Solution

The fourth proportional to 30,900.12, 46,350.09 and 26,727.72 is: 40,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,900.12 : 46,350.09 = 26,727.72 : x
  2. Step 2: Convert to fraction form
    30,900.12/46,350.09 = 26,727.72/x
  3. Step 3: Cross multiply
    30,900.12x = 46,350.09 × 26,727.72
  4. Step 4: Simplify right side
    30,900.12x = 1,238,832,227.49
  5. Step 5: Solve for x
    x = 1,238,832,227.49/30,900.12
  6. Step 6: Final answer
    x = 40,091.50

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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.