Home / 52,851.36-79,285.24-17,788.28

Finding the Fourth Proportional to 52,851.36, 79,285.24 and 17,788.28

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Solution

The fourth proportional to 52,851.36, 79,285.24 and 17,788.28 is: 26,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,851.36 : 79,285.24 = 17,788.28 : x
  2. Step 2: Convert to fraction form
    52,851.36/79,285.24 = 17,788.28/x
  3. Step 3: Cross multiply
    52,851.36x = 79,285.24 × 17,788.28
  4. Step 4: Simplify right side
    52,851.36x = 1,410,348,048.99
  5. Step 5: Solve for x
    x = 1,410,348,048.99/52,851.36
  6. Step 6: Final answer
    x = 26,685.18

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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.