Home / 19,317.09-26,658.24-11,360.06

Finding the Fourth Proportional to 19,317.09, 26,658.24 and 11,360.06

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Solution

The fourth proportional to 19,317.09, 26,658.24 and 11,360.06 is: 15,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.09 : 26,658.24 = 11,360.06 : x
  2. Step 2: Convert to fraction form
    19,317.09/26,658.24 = 11,360.06/x
  3. Step 3: Cross multiply
    19,317.09x = 26,658.24 × 11,360.06
  4. Step 4: Simplify right side
    19,317.09x = 302,839,205.89
  5. Step 5: Solve for x
    x = 302,839,205.89/19,317.09
  6. Step 6: Final answer
    x = 15,677.27

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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.