Home / 28,269.04-39,028.18-17,673.02

Finding the Fourth Proportional to 28,269.04, 39,028.18 and 17,673.02

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Solution

The fourth proportional to 28,269.04, 39,028.18 and 17,673.02 is: 24,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,269.04 : 39,028.18 = 17,673.02 : x
  2. Step 2: Convert to fraction form
    28,269.04/39,028.18 = 17,673.02/x
  3. Step 3: Cross multiply
    28,269.04x = 39,028.18 × 17,673.02
  4. Step 4: Simplify right side
    28,269.04x = 689,745,805.70
  5. Step 5: Solve for x
    x = 689,745,805.70/28,269.04
  6. Step 6: Final answer
    x = 24,399.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.