Home / 35,090.67-48,420.89-19,983.36

Finding the Fourth Proportional to 35,090.67, 48,420.89 and 19,983.36

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Solution

The fourth proportional to 35,090.67, 48,420.89 and 19,983.36 is: 27,574.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,090.67 : 48,420.89 = 19,983.36 : x
  2. Step 2: Convert to fraction form
    35,090.67/48,420.89 = 19,983.36/x
  3. Step 3: Cross multiply
    35,090.67x = 48,420.89 × 19,983.36
  4. Step 4: Simplify right side
    35,090.67x = 967,611,976.47
  5. Step 5: Solve for x
    x = 967,611,976.47/35,090.67
  6. Step 6: Final answer
    x = 27,574.62

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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.