Home / 42,548.46-63,817.83-11,386.14

Finding the Fourth Proportional to 42,548.46, 63,817.83 and 11,386.14

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Solution

The fourth proportional to 42,548.46, 63,817.83 and 11,386.14 is: 17,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,548.46 : 63,817.83 = 11,386.14 : x
  2. Step 2: Convert to fraction form
    42,548.46/63,817.83 = 11,386.14/x
  3. Step 3: Cross multiply
    42,548.46x = 63,817.83 × 11,386.14
  4. Step 4: Simplify right side
    42,548.46x = 726,638,746.88
  5. Step 5: Solve for x
    x = 726,638,746.88/42,548.46
  6. Step 6: Final answer
    x = 17,077.91

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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.