Home / 28,552.24-39,402.14-15,977

Finding the Fourth Proportional to 28,552.24, 39,402.14 and 15,977

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Solution

The fourth proportional to 28,552.24, 39,402.14 and 15,977 is: 22,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,552.24 : 39,402.14 = 15,977 : x
  2. Step 2: Convert to fraction form
    28,552.24/39,402.14 = 15,977/x
  3. Step 3: Cross multiply
    28,552.24x = 39,402.14 × 15,977
  4. Step 4: Simplify right side
    28,552.24x = 629,527,990.78
  5. Step 5: Solve for x
    x = 629,527,990.78/28,552.24
  6. Step 6: Final answer
    x = 22,048.29

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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.