Home / 28,544.09-42,822.63-15,396.17

Finding the Fourth Proportional to 28,544.09, 42,822.63 and 15,396.17

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Solution

The fourth proportional to 28,544.09, 42,822.63 and 15,396.17 is: 23,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,544.09 : 42,822.63 = 15,396.17 : x
  2. Step 2: Convert to fraction form
    28,544.09/42,822.63 = 15,396.17/x
  3. Step 3: Cross multiply
    28,544.09x = 42,822.63 × 15,396.17
  4. Step 4: Simplify right side
    28,544.09x = 659,304,277.21
  5. Step 5: Solve for x
    x = 659,304,277.21/28,544.09
  6. Step 6: Final answer
    x = 23,097.75

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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.