Home / 22,109.67-30,531.62-14,045.93

Finding the Fourth Proportional to 22,109.67, 30,531.62 and 14,045.93

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Solution

The fourth proportional to 22,109.67, 30,531.62 and 14,045.93 is: 19,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,109.67 : 30,531.62 = 14,045.93 : x
  2. Step 2: Convert to fraction form
    22,109.67/30,531.62 = 14,045.93/x
  3. Step 3: Cross multiply
    22,109.67x = 30,531.62 × 14,045.93
  4. Step 4: Simplify right side
    22,109.67x = 428,844,774.42
  5. Step 5: Solve for x
    x = 428,844,774.42/22,109.67
  6. Step 6: Final answer
    x = 19,396.25

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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.