Home / 42,065.01-63,109.44-17,122.96

Finding the Fourth Proportional to 42,065.01, 63,109.44 and 17,122.96

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Solution

The fourth proportional to 42,065.01, 63,109.44 and 17,122.96 is: 25,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,065.01 : 63,109.44 = 17,122.96 : x
  2. Step 2: Convert to fraction form
    42,065.01/63,109.44 = 17,122.96/x
  3. Step 3: Cross multiply
    42,065.01x = 63,109.44 × 17,122.96
  4. Step 4: Simplify right side
    42,065.01x = 1,080,620,559.84
  5. Step 5: Solve for x
    x = 1,080,620,559.84/42,065.01
  6. Step 6: Final answer
    x = 25,689.30

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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.