Home / 28,167.56-42,259.29-14,110.62

Finding the Fourth Proportional to 28,167.56, 42,259.29 and 14,110.62

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Solution

The fourth proportional to 28,167.56, 42,259.29 and 14,110.62 is: 21,169.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,167.56 : 42,259.29 = 14,110.62 : x
  2. Step 2: Convert to fraction form
    28,167.56/42,259.29 = 14,110.62/x
  3. Step 3: Cross multiply
    28,167.56x = 42,259.29 × 14,110.62
  4. Step 4: Simplify right side
    28,167.56x = 596,304,571.27
  5. Step 5: Solve for x
    x = 596,304,571.27/28,167.56
  6. Step 6: Final answer
    x = 21,169.91

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1.5x scale

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.