Home / 19,448.55-26,839.65-11,898.24

Finding the Fourth Proportional to 19,448.55, 26,839.65 and 11,898.24

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Solution

The fourth proportional to 19,448.55, 26,839.65 and 11,898.24 is: 16,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.55 : 26,839.65 = 11,898.24 : x
  2. Step 2: Convert to fraction form
    19,448.55/26,839.65 = 11,898.24/x
  3. Step 3: Cross multiply
    19,448.55x = 26,839.65 × 11,898.24
  4. Step 4: Simplify right side
    19,448.55x = 319,344,537.72
  5. Step 5: Solve for x
    x = 319,344,537.72/19,448.55
  6. Step 6: Final answer
    x = 16,419.96

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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.