Home / 28,593.12-39,453.84-17,975.28

Finding the Fourth Proportional to 28,593.12, 39,453.84 and 17,975.28

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Solution

The fourth proportional to 28,593.12, 39,453.84 and 17,975.28 is: 24,802.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.12 : 39,453.84 = 17,975.28 : x
  2. Step 2: Convert to fraction form
    28,593.12/39,453.84 = 17,975.28/x
  3. Step 3: Cross multiply
    28,593.12x = 39,453.84 × 17,975.28
  4. Step 4: Simplify right side
    28,593.12x = 709,193,821.08
  5. Step 5: Solve for x
    x = 709,193,821.08/28,593.12
  6. Step 6: Final answer
    x = 24,802.95

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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.