Home / 28,199.04-42,241.07-13,362.96

Finding the Fourth Proportional to 28,199.04, 42,241.07 and 13,362.96

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Solution

The fourth proportional to 28,199.04, 42,241.07 and 13,362.96 is: 20,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,199.04 : 42,241.07 = 13,362.96 : x
  2. Step 2: Convert to fraction form
    28,199.04/42,241.07 = 13,362.96/x
  3. Step 3: Cross multiply
    28,199.04x = 42,241.07 × 13,362.96
  4. Step 4: Simplify right side
    28,199.04x = 564,465,661.95
  5. Step 5: Solve for x
    x = 564,465,661.95/28,199.04
  6. Step 6: Final answer
    x = 20,017.19

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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.