Home / 42,170.28-63,241.98-17,210.28

Finding the Fourth Proportional to 42,170.28, 63,241.98 and 17,210.28

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Solution

The fourth proportional to 42,170.28, 63,241.98 and 17,210.28 is: 25,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,170.28 : 63,241.98 = 17,210.28 : x
  2. Step 2: Convert to fraction form
    42,170.28/63,241.98 = 17,210.28/x
  3. Step 3: Cross multiply
    42,170.28x = 63,241.98 × 17,210.28
  4. Step 4: Simplify right side
    42,170.28x = 1,088,412,183.55
  5. Step 5: Solve for x
    x = 1,088,412,183.55/42,170.28
  6. Step 6: Final answer
    x = 25,809.93

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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.