Home / 19,608.68-27,033.48-13,310.12

Finding the Fourth Proportional to 19,608.68, 27,033.48 and 13,310.12

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Solution

The fourth proportional to 19,608.68, 27,033.48 and 13,310.12 is: 18,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608.68 : 27,033.48 = 13,310.12 : x
  2. Step 2: Convert to fraction form
    19,608.68/27,033.48 = 13,310.12/x
  3. Step 3: Cross multiply
    19,608.68x = 27,033.48 × 13,310.12
  4. Step 4: Simplify right side
    19,608.68x = 359,818,862.82
  5. Step 5: Solve for x
    x = 359,818,862.82/19,608.68
  6. Step 6: Final answer
    x = 18,349.98

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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.