Home / 35,588.07-49,109.43-19,671.57

Finding the Fourth Proportional to 35,588.07, 49,109.43 and 19,671.57

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Solution

The fourth proportional to 35,588.07, 49,109.43 and 19,671.57 is: 27,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588.07 : 49,109.43 = 19,671.57 : x
  2. Step 2: Convert to fraction form
    35,588.07/49,109.43 = 19,671.57/x
  3. Step 3: Cross multiply
    35,588.07x = 49,109.43 × 19,671.57
  4. Step 4: Simplify right side
    35,588.07x = 966,059,589.91
  5. Step 5: Solve for x
    x = 966,059,589.91/35,588.07
  6. Step 6: Final answer
    x = 27,145.60

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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.