Home / 30,354.14-41,895.42-19,725.32

Finding the Fourth Proportional to 30,354.14, 41,895.42 and 19,725.32

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Solution

The fourth proportional to 30,354.14, 41,895.42 and 19,725.32 is: 27,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354.14 : 41,895.42 = 19,725.32 : x
  2. Step 2: Convert to fraction form
    30,354.14/41,895.42 = 19,725.32/x
  3. Step 3: Cross multiply
    30,354.14x = 41,895.42 × 19,725.32
  4. Step 4: Simplify right side
    30,354.14x = 826,400,566.03
  5. Step 5: Solve for x
    x = 826,400,566.03/30,354.14
  6. Step 6: Final answer
    x = 27,225.30

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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.