Home / 42,051.54-63,083.97-15,758.34

Finding the Fourth Proportional to 42,051.54, 63,083.97 and 15,758.34

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Solution

The fourth proportional to 42,051.54, 63,083.97 and 15,758.34 is: 23,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,051.54 : 63,083.97 = 15,758.34 : x
  2. Step 2: Convert to fraction form
    42,051.54/63,083.97 = 15,758.34/x
  3. Step 3: Cross multiply
    42,051.54x = 63,083.97 × 15,758.34
  4. Step 4: Simplify right side
    42,051.54x = 994,098,647.81
  5. Step 5: Solve for x
    x = 994,098,647.81/42,051.54
  6. Step 6: Final answer
    x = 23,640.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.