Home / 39,919.02-55,059.29-27,149.51

Finding the Fourth Proportional to 39,919.02, 55,059.29 and 27,149.51

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Solution

The fourth proportional to 39,919.02, 55,059.29 and 27,149.51 is: 37,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,919.02 : 55,059.29 = 27,149.51 : x
  2. Step 2: Convert to fraction form
    39,919.02/55,059.29 = 27,149.51/x
  3. Step 3: Cross multiply
    39,919.02x = 55,059.29 × 27,149.51
  4. Step 4: Simplify right side
    39,919.02x = 1,494,832,333.40
  5. Step 5: Solve for x
    x = 1,494,832,333.40/39,919.02
  6. Step 6: Final answer
    x = 37,446.62

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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.