Home / 35,602.32-49,131.53-19,687.85

Finding the Fourth Proportional to 35,602.32, 49,131.53 and 19,687.85

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Solution

The fourth proportional to 35,602.32, 49,131.53 and 19,687.85 is: 27,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.32 : 49,131.53 = 19,687.85 : x
  2. Step 2: Convert to fraction form
    35,602.32/49,131.53 = 19,687.85/x
  3. Step 3: Cross multiply
    35,602.32x = 49,131.53 × 19,687.85
  4. Step 4: Simplify right side
    35,602.32x = 967,294,192.91
  5. Step 5: Solve for x
    x = 967,294,192.91/35,602.32
  6. Step 6: Final answer
    x = 27,169.41

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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.