Home / 35,293.81-48,705.54-19,379.28

Finding the Fourth Proportional to 35,293.81, 48,705.54 and 19,379.28

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Solution

The fourth proportional to 35,293.81, 48,705.54 and 19,379.28 is: 26,743.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.81 : 48,705.54 = 19,379.28 : x
  2. Step 2: Convert to fraction form
    35,293.81/48,705.54 = 19,379.28/x
  3. Step 3: Cross multiply
    35,293.81x = 48,705.54 × 19,379.28
  4. Step 4: Simplify right side
    35,293.81x = 943,878,297.21
  5. Step 5: Solve for x
    x = 943,878,297.21/35,293.81
  6. Step 6: Final answer
    x = 26,743.45

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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.