Home / 28,302.24-39,057.32-17,698.02

Finding the Fourth Proportional to 28,302.24, 39,057.32 and 17,698.02

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Solution

The fourth proportional to 28,302.24, 39,057.32 and 17,698.02 is: 24,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.24 : 39,057.32 = 17,698.02 : x
  2. Step 2: Convert to fraction form
    28,302.24/39,057.32 = 17,698.02/x
  3. Step 3: Cross multiply
    28,302.24x = 39,057.32 × 17,698.02
  4. Step 4: Simplify right side
    28,302.24x = 691,237,230.51
  5. Step 5: Solve for x
    x = 691,237,230.51/28,302.24
  6. Step 6: Final answer
    x = 24,423.41

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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.