Home / 35,376.66-53,053.73-11,679.80

Finding the Fourth Proportional to 35,376.66, 53,053.73 and 11,679.80

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Solution

The fourth proportional to 35,376.66, 53,053.73 and 11,679.80 is: 17,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,376.66 : 53,053.73 = 11,679.80 : x
  2. Step 2: Convert to fraction form
    35,376.66/53,053.73 = 11,679.80/x
  3. Step 3: Cross multiply
    35,376.66x = 53,053.73 × 11,679.80
  4. Step 4: Simplify right side
    35,376.66x = 619,656,631.99
  5. Step 5: Solve for x
    x = 619,656,631.99/35,376.66
  6. Step 6: Final answer
    x = 17,515.97

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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.