Home / 35,822.44-49,434.78-19,690.12

Finding the Fourth Proportional to 35,822.44, 49,434.78 and 19,690.12

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Solution

The fourth proportional to 35,822.44, 49,434.78 and 19,690.12 is: 27,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,822.44 : 49,434.78 = 19,690.12 : x
  2. Step 2: Convert to fraction form
    35,822.44/49,434.78 = 19,690.12/x
  3. Step 3: Cross multiply
    35,822.44x = 49,434.78 × 19,690.12
  4. Step 4: Simplify right side
    35,822.44x = 973,376,750.37
  5. Step 5: Solve for x
    x = 973,376,750.37/35,822.44
  6. Step 6: Final answer
    x = 27,172.26

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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.