Home / 19,302.80-26,642.06-11,349.62

Finding the Fourth Proportional to 19,302.80, 26,642.06 and 11,349.62

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Solution

The fourth proportional to 19,302.80, 26,642.06 and 11,349.62 is: 15,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.80 : 26,642.06 = 11,349.62 : x
  2. Step 2: Convert to fraction form
    19,302.80/26,642.06 = 11,349.62/x
  3. Step 3: Cross multiply
    19,302.80x = 26,642.06 × 11,349.62
  4. Step 4: Simplify right side
    19,302.80x = 302,377,067.06
  5. Step 5: Solve for x
    x = 302,377,067.06/19,302.80
  6. Step 6: Final answer
    x = 15,664.94

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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.