Home / 42,283.22-63,406.29-12,694.02

Finding the Fourth Proportional to 42,283.22, 63,406.29 and 12,694.02

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Solution

The fourth proportional to 42,283.22, 63,406.29 and 12,694.02 is: 19,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,283.22 : 63,406.29 = 12,694.02 : x
  2. Step 2: Convert to fraction form
    42,283.22/63,406.29 = 12,694.02/x
  3. Step 3: Cross multiply
    42,283.22x = 63,406.29 × 12,694.02
  4. Step 4: Simplify right side
    42,283.22x = 804,880,523.21
  5. Step 5: Solve for x
    x = 804,880,523.21/42,283.22
  6. Step 6: Final answer
    x = 19,035.46

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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.