Home / 28,429.77-39,230.43-27,474.35

Finding the Fourth Proportional to 28,429.77, 39,230.43 and 27,474.35

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Solution

The fourth proportional to 28,429.77, 39,230.43 and 27,474.35 is: 37,912.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,429.77 : 39,230.43 = 27,474.35 : x
  2. Step 2: Convert to fraction form
    28,429.77/39,230.43 = 27,474.35/x
  3. Step 3: Cross multiply
    28,429.77x = 39,230.43 × 27,474.35
  4. Step 4: Simplify right side
    28,429.77x = 1,077,830,265.29
  5. Step 5: Solve for x
    x = 1,077,830,265.29/28,429.77
  6. Step 6: Final answer
    x = 37,912.02

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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.